CN211845056U

CN211845056U - Automatic sticking machine for protective film

Info

Publication number: CN211845056U
Application number: CN201922073285.2U
Authority: CN
Inventors: 肖拥民
Original assignee: Shenzhen Fengxiu Technology Co ltd
Current assignee: Shenzhen Fengxiu Technology Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-11-03
Anticipated expiration: 2029-11-27

Abstract

The utility model relates to a protection film automatic pasting machine. This protection film automatic adhesion machine includes: a frame; the conveying device is arranged on the rack and used for conveying products along the conveying direction; the film pasting wheel set is arranged on the rack and is positioned above the conveying device, and the film pasting wheel set comprises a protective film wheel, a tension wheel and a film pressing wheel; the tension wheel is positioned below the protective film wheel, the film pressing wheel is positioned on the downstream side of the tension wheel in the conveying direction, and the film pressing wheel is used for pressing the protective film on a product; and the cutting device is arranged on the frame and is positioned on the downstream side of the film pressing wheel in the conveying direction, and the cutting device is used for cutting the protective film. Compared with the manual film pasting in the prior art, the automatic film pasting machine for the protective film improves the film pasting efficiency, is stable in film pasting quality, and reduces the labor cost.

Description

Automatic sticking machine for protective film

Technical Field

The utility model relates to a pad pasting equipment technical field especially relates to a protection film automatic adhesion machine.

Background

Along with the higher and higher requirements of people on the appearance of products, the protection of the products in the transportation process is also more and more emphasized. In order to prevent the surface of a product from being scratched during transportation, for example, a mobile phone shell needs to be adhered with a protective film. However, at present, manual film pasting is generally adopted, so that the film pasting efficiency is low, the reject ratio is high, and the labor cost is high.

SUMMERY OF THE UTILITY MODEL

Therefore, the protective film automatic sticking machine for the product needs to be provided for solving the problems of low sticking efficiency, high reject ratio and high labor cost of sticking the protective film to the surface of the product by adopting a manual film sticking mode in the prior art.

An automatic protective film pasting machine comprising:

a frame;

the conveying device is arranged on the rack and used for conveying products along a conveying direction;

the film pasting wheel set is arranged on the rack and is positioned above the conveying device, and the film pasting wheel set comprises a protective film wheel, a tension wheel and a film pressing wheel; the tension wheel is positioned below the protective film wheel, the film pressing wheel is positioned on the downstream side of the tension wheel in the conveying direction, and the film pressing wheel is used for pressing the protective film on the product; and

and the cutting device is arranged on the rack and positioned at the downstream side of the film pressing wheel in the conveying direction, and is used for cutting off the protective film.

According to the automatic protective film sticking machine, when the protective film is actually stuck, the products are placed on the conveying device, and the conveying device conveys the products continuously along the conveying direction. The protection film on the protection film wheel passes through the take-up pulley tensioning to when the product is carried to press mold wheel below, the protection film is pasted on the product under the effect of press mold wheel. The product with the protective film attached thereon continues to be conveyed in the conveying direction and passes through the cutting device (since the protective film is attached to the product, the protective film moves in the conveying direction together with the product). Then, the cutting device cuts the protective film, thereby completing the film attachment to the product. Compared with the manual film pasting in the prior art, the automatic film pasting machine for the protective film improves the film pasting efficiency, is stable in film pasting quality, and reduces the labor cost.

In one embodiment, the tension wheels include at least two tension wheels, and the tension wheels are arranged on both sides of the protective film wheel in the conveying direction.

In one embodiment, the height dimension of the tension wheel relative to the conveying device is larger than the height dimension of the film pressing wheel relative to the conveying device.

In one embodiment, the automatic protective film pasting machine further comprises a controller and a sensor arranged on one side of the cutting device far away from the film pressing wheel;

the controller is electrically connected to the sensor and the cutting device, the sensor is used for detecting the length size of the protective film passing through the cutting device along the conveying direction, and the controller is used for controlling the cutting device to cut the protective film according to the length size.

In one embodiment, the controller is electrically connected to the conveying device for controlling the conveying speed of the conveying device.

In one embodiment, the cutting device comprises a driving part and a cutting knife, the driving part is fixedly arranged on the rack, and the cutting knife is in transmission connection with the driving part so as to be driven by the driving part to reciprocate in the vertical direction.

In one embodiment, the cutting device further comprises a heating element arranged on the cutting knife, and the heating element is used for heating the cutting knife.

In one embodiment, the automatic protective film pasting machine further comprises a temperature control device mounted on the frame, and the temperature control device is electrically connected to the heating element.

In one embodiment, the conveyor is a belt conveyor.

In one embodiment, the automatic protective film pasting machine further comprises a jig arranged on the conveying device, and the jig is used for clamping the product.

Drawings

Fig. 1 is a schematic perspective view of an automatic protective film pasting machine according to an embodiment of the present invention;

fig. 2 is a front view of the automatic protective film attaching machine shown in fig. 1.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

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

As shown in fig. 1 and 2, an embodiment of the present invention provides an automatic protective film pasting machine, which includes a frame 10, a conveying device 20, a film pasting wheel set 30, and a cutting device 40.

The conveyor 20 is disposed on the frame 10. The conveyor 20 is used to convey products in a conveying direction a. The film pasting wheel set 30 is disposed on the frame 10 and above the conveying device 20. The film pasting wheel set 30 comprises a protective film wheel 32, a tension wheel 34 and a film pressing wheel 36. The protective film wheel 32 is wound with a protective film, and releases the protective film during rotation. The tension wheel 34 is located below the protective film wheel 32 for tensioning the protective film released from the protective film wheel 32. The lamination roller 36 is located on the downstream side of the tension roller 34 in the conveying direction a. The lamination wheel 36 is used to press the protective film against the products moving in the transport direction a on the transport device 20.

The cutting device 40 is disposed on the frame 10 and on the downstream side of the lamination wheel 36 in the conveying direction a. The cutting device 40 is used to cut the protective film.

In the automatic protective film pasting machine, when the protective film is actually pasted, the products are placed on the conveying device 20, and the conveying device 20 continuously conveys the products along the conveying direction a. The protective film on the protective film wheel 32 is tensioned by the tensioning wheel 34 and is adhered to the product by the action of the lamination wheel 36 when the product is fed under the lamination wheel 36. The product with the protective film attached thereon continues to be conveyed in the conveying direction a and passes through the cutting device 40 (since the protective film is attached to the product, the protective film moves in the conveying direction a together with the product). Then, the cutting device 40 cuts the protective film, thereby completing the film attachment to the product. Compared with the manual film pasting in the prior art, the automatic film pasting machine for the protective film improves the film pasting efficiency, is stable in film pasting quality, and reduces the labor cost.

It should be noted that, when the batch products are continuously placed on the conveying device 20, the conveying device 20 continuously conveys each product along the conveying direction a, so that each product sequentially passes through the film pressing wheel 36 and the cutting device 40, thereby implementing the continuous film pasting operation on the batch products.

In particular embodiments, the tensioner 34 comprises at least two. Tension pulleys 34 are disposed on both sides of the protective film wheel 32 in the conveying direction a. It is understood that the protective film on the protective film wheel 32 passes around the tension wheel 34 on the upstream side of the protective film wheel 32 in the conveying direction a and the tension wheel 34 on the downstream side of the protective film wheel 32 in the conveying direction a in this order, and then extends to the lamination wheel 36. So, make the removal of protection film more stable, be favorable to improving the pad pasting quality.

In particular embodiments, the height dimension of the tension wheel 34 relative to the conveying device 20 is greater than the height dimension of the lamination wheel 36 relative to the conveying device 20. In this manner, the protective film released by the protective film wheel 32 is gradually lowered by the tension wheel 34 to the lamination wheel 36 so that the lamination wheel 36 adheres the protective film to the product conveyed below the lamination wheel 36.

It will be appreciated that the configuration of each of the tension wheel 34 and lamination wheel 36 may be the same, differing only in the arrangement. In other embodiments, the structures of the tension wheel 34 and the squeeze film wheel 36 may be the same, and are not limited herein.

It should be noted that a plurality of tension pulleys 34 are installed on the frame 10, so that the most suitable tension pulley or pulleys 34 are selected according to different types, products and the like of the protective film to tension the protective film, thereby ensuring smooth movement of the protective film.

In one embodiment, the rack 10 includes a rack body 12 and a mounting plate fixedly attached to the top of the rack body 12. The conveyor 20 is mounted on top of the frame body 12 with the mounting plate on one side of the conveyor 20. The film pasting wheel set 30 and the cutting device 40 are both mounted on the mounting plate 14.

In the embodiment of the present invention, the automatic protective film pasting machine further includes a controller 50 and a sensor (not shown) disposed on one side of the cutting device 40 away from the film pressing wheel 36. The controller 50 is electrically connected to the sensor and the cut-off device 40. The sensor is used to detect the length dimension of the protective film passing through the cutting device 40 in the above-mentioned conveying direction a. The controller 50 is configured to control the cutting device 40 to cut the protective film according to the length dimension. In this manner, the sensor moves the detected protective film attached to the product along the conveying direction a through the length dimension of the cutting device 40, and the controller 50 determines whether the product completely passes through the cutting device 40 according to the length dimension detected by the sensor. When the product completely passes through the cutting device 40, the controller 50 controls the cutting device 40 to cut the protective film, avoiding damage to the product. Optionally, the sensor is an infrared sensor.

In particular embodiments, the controller 50 is also electrically connected to the conveyor 20 for controlling the conveying speed of the conveyor 20. Therefore, the conveying speed of the conveying device 20 can be conveniently adjusted, so that the film sticking process is more stable. For those skilled in the art, the controller may be a single chip microcomputer, or other existing control devices capable of realizing the function in a combined manner. The single chip is an integrated circuit chip, is a small and perfect microcomputer system formed by integrating functions of a central processing unit with data processing capacity, a random access memory, a read-only memory, various input/output ports, an interrupt system, a timer/counter and the like on a silicon chip by adopting a super-large scale integrated circuit technology, and is widely applied to the field of industrial control.

Alternatively, the conveying device 20 may be a belt conveyor, which is stable in conveying and facilitates film pasting. It should be noted that the conveying device 20 is not limited to a belt conveyor, and other conveying devices such as a roller conveyor belt may be used, as long as the product can be continuously conveyed along the conveying direction a, and the conveying device is not limited herein.

In an embodiment of the present invention, the cutting device 40 includes a driving member (not shown) and a cutting blade (not shown). The driving member is fixedly mounted to the frame 10. The cutting knife is in transmission connection with the driving piece so as to be driven by the driving piece to reciprocate in the vertical direction. The protective film is cut off when the driving piece drives the cutting knife to move downwards. After the protective film is cut off, the driving piece drives the cutting knife to move upwards to reset, and preparation is made for the next downward movement. Alternatively, the driving member may be any one of a linear motor, a cylinder, a hydraulic cylinder, and the like.

In one embodiment, the cutting device 40 further includes a heating element (not shown) disposed on the cutting blade. The heating member is used for heating the cutting knife. So, heat the cutting knife through the heating member, realize the hot cutting to the protection film to ensure to cut off the protection film once. Alternatively, the heating member may be a resistance wire.

Further, the automatic protective film pasting machine further comprises a temperature control device 60 mounted on the frame 10. The temperature control device 60 is electrically connected to the heating member for controlling the heating temperature of the heating member. The temperature control device 60 is a mature prior art and is not limited herein.

In the embodiment of the present invention, the automatic protective film pasting machine further includes a jig (not shown) disposed on the conveying device 20. The jig is used for clamping products. Therefore, the protective film is prevented from shaking or moving relative to the conveying device 20 in the process of sticking the protective film on the product, and the film sticking quality is improved. As for the specific structure of the clamp, the design needs to be performed according to the structure of the product, as long as the clamp can clamp the product, and the clamp is not limited herein.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a protection film automatic pasting machine which characterized in that includes:

a frame;

2. The automatic protective film pasting machine according to claim 1, wherein said tension rollers comprise at least two, and said tension rollers are disposed on both sides of said protective film roller in said conveying direction.

3. The automatic protective film applicator according to claim 1, wherein the height dimension of said tension wheel relative to said conveying device is greater than the height dimension of said lamination wheel relative to said conveying device.

4. The automatic protective film applicator according to claim 1, further comprising a controller and a sensor disposed on a side of said cutting device remote from said lamination wheel;

5. The automatic protective film applicator according to claim 4, wherein the controller is electrically connected to the conveyor for controlling the conveying speed of the conveyor.

6. The automatic protective film pasting machine according to claim 1, wherein the cutting device comprises a driving member and a cutting knife, the driving member is fixedly mounted on the frame, and the cutting knife is in transmission connection with the driving member so as to be driven by the driving member to reciprocate in the vertical direction.

7. The automatic protective film pasting machine according to claim 6, wherein said cutting device further comprises a heating member provided on said cutting blade, said heating member being adapted to heat said cutting blade.

8. The protective film automatic bonding machine according to claim 7, further comprising a temperature control device mounted to the frame, the temperature control device being electrically connected to the heating member.

9. The automatic protective film applicator according to claim 1, wherein the conveyor is a belt conveyor.

10. The automatic protective film pasting machine according to any one of claims 1 to 9, further comprising a jig disposed on said conveying device, said jig being used for clamping said product.