Carrier tape sealing structure

Abstract

The utility model relates to the technical field of carrier tape sealing structures, and discloses a carrier tape sealing structure, which is characterized in that an air bag support and bulge buffer type protective structure is adopted at an element loading position, an air bag bulge is arranged at the upper part of a sealing membrane, and elements can be effectively prevented from shaking through the propping and supporting of the air bag bulge, so that the sealing performance of the elements is improved. The lower part of the loading groove seat is provided with the protective bulge, the protective bulge is in contact with a collision object when being collided, and elements in the loading groove seat can be effectively supported and protected through deformation buffering, so that the transportation safety of the elements is greatly improved; the sealing membrane is formed by compounding a heat sealing layer and an air membrane layer, flexible strips are clamped between the heat sealing layer and the air membrane layer, the flexible strips are distributed at stress positions on the two sides of the membrane, the structural toughness of the sealing membrane can be effectively improved through the arrangement of the flexible strips, local tearing of the sealing membrane in the stripping process can be avoided, and the service life of the sealing membrane is prolonged. And the working reliability of the carrier tape is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a carrier tape sealing structure technical field, concretely is a carrier tape sealing structure. BACKGROUND

[0002] The carrier tape is mainly applied to electronic component mounting industry, it cooperates with the cover tape (upper sealing tape) and is used, carries electronic components such as resistance, capacitance, transistor, diode in the pocket of carrier tape, and through the upper sealing cover tape of carrier tape forms closed type package, for protecting electronic components from pollution and damage in the transportation. When mounting, the cover tape is stripped automatic mounting equipment through the accurate positioning of carrier tape positioning hole, and the electronic components in the pocket are taken out in turn, and are installed on the corresponding position on integrated circuit board (PCB board), which is a commonly used feeding structure in electronic component mounting production line.

[0003] The packaged electronic component is installed on the upper part of the carrier tape through the slot, and the internal component lacks effective support limiting and buffer protection, the electronic component is easy to be damaged by external impact and shaking, and when the rear film is stripped, the film is thin and has poor structural toughness, and the film is easy to be partially torn in the tearing and stripping process due to uneven stress, so that the film cannot be completely stripped, which affects the subsequent welding and material taking operation, and the use is very inconvenient, therefore, a carrier tape sealing structure is provided. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a carrier tape sealing structure to solve the problems in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a carrier tape sealing structure, including carrier tape main part and sealing film, the upper part of carrier tape main part is evenly provided with positioning hole and loading groove seat, the lower part of loading groove seat is provided with protection protrusion;

[0006] The sealing film is installed at the rear part of the carrier tape main body, the sealing film is provided in a composite structure, the sealing film includes a heat sealing layer and a gas film layer, the gas film layer is arranged at the lower part of the heat sealing layer and is provided with a gas bag protrusion through hot pressing, after packaging, the gas bag protrusion is installed in contact with the upper part of the element in the loading groove seat, and a toughness strip is arranged between the interlayer of the heat sealing layer and the gas film layer.

[0007] As preferred, the positioning hole and the loading groove seat are provided with a plurality of positioning holes, and a plurality of positioning holes are evenly provided on the upper side of the carrier tape main body.

[0008] As preferred, the loading groove seat is formed by hot pressing, and a plurality of loading groove seats are evenly installed on the middle part of the carrier tape main body.

[0009] As preferred, the loading groove seat protrudes from the carrier tape body to form a loading groove, the element is embedded and installed inside the loading groove, and the protective protrusion is arranged at the lower part of the inside of the loading groove.

[0010] As preferred, the sealing film is fixedly connected to the back of the carrier tape body through heat pressing, the air bag protrusion is arranged in a protruding manner at the lower part of the sealing film, and the number and distribution position of the air bag protrusion correspond to the loading groove seat.

[0011] As preferred, the heat sealing layer and the air film layer are integrally fixedly connected through heat pressing, and the flexible strip is integrally fixedly connected between the interlayer of the heat sealing layer and the air film layer through heat pressing.

[0012] As preferred, the flexible strip is arranged in pairs, and the two groups of flexible strips are arranged on the two sides of the interlayer of the heat sealing layer and the air film layer.

[0013] Compared with the prior art, the above technical scheme has the following technical effects:

[0014] The carrier tape adopts the air bag supporting and protruding buffering type protection structure at the element loading position, the air bag protrusion is arranged at the upper part of the sealing film, the air bag protrusion can effectively prevent the element from shaking after packaging, the protective protrusion is arranged at the lower part of the loading groove seat, the protective protrusion is in contact with the collision object when the carrier tape is subjected to collision, the element in the loading groove seat is effectively supported and protected through deformation buffering, the transportation safety of the element is greatly improved, the sealing film is arranged in a composite interlayer structure, the sealing film is composed of a heat sealing layer and an air film layer, the air bag protrusion can be conveniently formed and processed, the flexible strip is arranged between the heat sealing layer and the air film layer, the flexible strip is distributed at the stress positions of the two sides of the film, the structural flexibility of the sealing film is effectively improved through the arrangement of the flexible strip, the local tearing of the sealing film in the peeling process is avoided, and the working reliability of the carrier tape is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0016] Figure 1 It is a whole front side structure schematic view of the utility model;

[0017] Figure 2 It is a whole back side structure schematic view of the utility model;

[0018] Figure 3 For the utility model Figure 1 The middle A area structure schematic view is shown in the figure.

[0019] Figure 4 For the utility model's loading groove seat section structure schematic view is shown in the figure.

[0020] Figure 5 For the utility model's sealing membrane piece layered structure schematic view is shown in the figure.

[0021] Reference signs: 1, carrier tape main body;2, sealing membrane piece;3, positioning hole;4, loading groove seat;5, protection protrusion;6, heat sealing layer;7, air film layer;8, tough strip;9, air bag protrusion. Specific implementation

[0022] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0023] It is known that the structure, proportion, size, etc. shown in the drawings of the specification are only used to cooperate with the content disclosed in the specification for understanding and reading by those skilled in the art, and are not used to limit the limiting conditions of the application that can be implemented, so they do not have technical substantive significance. Any modification of structure, change of proportion relationship or adjustment of size, without affecting the effect and purpose that can be achieved by the application, should still fall within the scope of the technical content disclosed by the application.

[0024] Embodiment

[0025] Please refer to Figures 1-5 The utility model provides a kind of technical scheme: a carrier tape sealing structure, including carrier tape main body 1 and sealing membrane piece 2, carrier tape main body 1 can be polycarbonate material as the loading structure of element, as shown in the drawing Figure 1 To facilitate element loading and supply positioning, positioning hole 3 and loading groove seat 4 are uniformly provided on the upper portion of carrier tape main body 1, positioning hole 3 and loading groove seat 4 are all provided with multiple, several positioning holes 3 are equidistantly and uniformly penetrated in the upper portion side of carrier tape main body 1, which can provide accurate conveying positioning for equipment when welding, and facilitate accurate use of element.

[0026] Loading groove seat 4 is used for the loading storage of element, and loading groove seat 4 is formed by hot pressing, and several loading groove seats 4 are equidistantly and uniformly installed in the middle portion of carrier tape main body 1, as shown in the drawing Figure 3As shown, the loading slot seat 4 protrudes from the carrier body 1 to form a loading groove, and the components are embedded in the inner side of the loading groove. In order to support and protect the loaded components, a protective protrusion 5 is provided at the lower part of the loading slot seat 4. The protective protrusion 5 is provided at the lower inner part of the loading groove. When a collision occurs, the protective protrusion 5 is used to contact the collision object. Through deformation buffering, the components in the loading slot seat 4 can be effectively supported and protected, which greatly improves the transportation safety of the components.

[0027] In order to seal the installed components, the sealing film 2 is fixedly connected to the back of the carrier body 1 by hot pressing. The sealing film 2 is a composite structure. The sealing film 2 includes a heat sealing layer 6 and an air film layer 7. The heat sealing layer 6 and the air film layer 7 are both made of polystyrene. The air film layer 7 is a thin film structure. The air film layer 7 is arranged at the lower part of the heat sealing layer 6 and is provided with an air bag protrusion 9 by hot pressing. Figure 4 As shown, the airbag protrusion 9 is arranged in a protruding shape on the lower part of the sealing diaphragm 2. The number and distribution position of the airbag protrusion 9 correspond to the loading slot seat 4. After packaging, the airbag protrusion 9 is installed in contact with the upper part of the component in the loading slot seat 4. After packaging, the pressure support of the airbag protrusion 9 can effectively prevent the component from shaking.

[0028] The heat sealing layer 6 and the air film layer 7 are fixedly connected by hot pressing. In order to improve the structural toughness of the film, a tough strip 8 is provided between the heat sealing layer 6 and the air film layer 7. The tough strip 8 is a polystyrene strip with glass fiber. The tough strip 8 is fixedly connected between the heat sealing layer 6 and the air film layer 7 by hot pressing. Figure 5 As shown, the tough strips 8 are arranged in pairs, and the two groups of tough strips 8 are respectively arranged on both sides of the inner layer of the heat sealing layer 6 and the air film layer 7. The tough strips 8 are distributed at the stress-bearing positions on both sides of the diaphragm. The arrangement of the tough strips 8 can effectively improve the structural toughness of the sealing diaphragm 2, avoid local tearing of the sealing diaphragm 2 during the peeling process, and greatly improve the working reliability of the carrier tape.

[0029] The working principle or structural principle is that during processing, the carrier body 1 and the sealing film 2 are formed separately by a hot pressing process. When the sealing film 2 is formed, the airbag protrusion 9 is completed by cavity vacuuming and hot pressing. Then, the carrier body 1 is installed on the upper part of the component loading platform, and the component is loaded into the inner side of the loading slot 4. Then, the sealing film 2 is aligned and encapsulated on the rear part of the carrier body 1 by a heat sealing device. The component in the loading slot 4 is encapsulated and limited by the sealing film 2. Then, the encapsulated carrier body 1 is wound on the upper part of the reel to complete the processing operation.

[0030] When the carrier tape main body 1 is subjected to external impact during transportation, the air bag protrusion 9 can effectively prevent the components from shaking by supporting and pressing, and the protective protrusion 5 can contact the impact object, and the components in the loading groove seat 4 can be effectively supported and protected by deformation buffering, so as to avoid damage to the components. When the film peeling operation is performed during the welding feeding process, the sealing film 2 is separated from the carrier tape main body 1 by pulling and tearing, and the two flexible strips 8 in the sealing film 2 can bear the pulling force during the tearing process, so as to avoid tearing of the sealing film 2, ensure stable peeling of the sealing film 2, and ensure smooth subsequent welding and feeding work.

[0031] In summary, the carrier tape adopts the protective structure of air bag support and protrusion buffering at the component loading position, the air bag protrusion 9 is arranged at the upper part of the sealing film 2, the air bag protrusion 9 can effectively prevent the components from shaking after packaging by supporting and pressing, the protective protrusion 5 is arranged at the lower part of the loading groove seat 4, the protective protrusion 5 contacts the impact object when subjected to impact, and the components in the loading groove seat 4 can be effectively supported and protected by deformation buffering, thereby greatly improving the transportation safety of the components. The sealing film 2 adopts a composite sandwich structure, the sealing film 2 is composed of a heat sealing layer 6 and an air film layer 7, the air bag protrusion 9 can be conveniently formed and processed, the heat sealing layer 6 and the air film layer 7 are clamped and installed with the flexible strip 8, the flexible strip 8 is distributed at the stress position of the two sides of the film, the structure flexibility of the sealing film 2 can be effectively improved by arranging the flexible strip 8, local tearing of the sealing film 2 during peeling can be avoided, and the working reliability of the carrier tape is greatly improved.

[0032] Those skilled in the art can understand that the features described in various embodiments and / or claims of the present application can be combined or / and combined, even if such combinations or combinations are not explicitly described in the present application. In particular, the features described in various embodiments and / or claims of the present application can be combined and / or combined without departing from the spirit and teachings of the present application. All these combinations and / or combinations fall within the scope of the present application.

Claims

1. A carrier tape sealing structure, comprising a carrier tape body (1) and a sealing film (2), characterized in that: Positioning holes (3) and loading slots (4) are evenly arranged on the upper portion of the carrier body (1), and a protective protrusion (5) is arranged on the lower portion of the loading slot (4); The sealing film (2) is installed at the rear of the carrier body (1). The sealing film (2) is a composite structure. The sealing film (2) comprises a heat-sealing layer (6) and an air film layer (7). The air film layer (7) is arranged at the lower part of the heat-sealing layer (6) and is provided with an air bag protrusion (9) by hot pressing. After packaging, the air bag protrusion (9) is installed in contact with the upper part of the component in the loading slot seat (4). A tough strip (8) is provided between the interlayer of the heat-sealing layer (6) and the air film layer (7).

2. The carrier tape sealing structure according to claim 1, characterized in that: A plurality of the positioning holes (3) and the loading slot seats (4) are provided, and a plurality of the positioning holes (3) are evenly and equidistantly opened through the upper side of the carrier body (1).

3. The carrier tape sealing structure according to claim 2, wherein: The loading slot seats (4) are formed by hot pressing, and a plurality of the loading slot seats (4) are evenly installed in the middle of the carrier body (1) at equal distances.

4. The carrier tape sealing structure according to claim 3, wherein: The loading slot seat (4) protrudes from the carrier body (1) to form a loading groove, the component is embedded and installed on the inner side of the loading groove, and the protective protrusion (5) is arranged on the inner lower part of the loading groove.

5. The carrier tape sealing structure according to claim 1, wherein: The sealing film (2) is fixedly connected to the back of the carrier body (1) by hot pressing packaging, and the airbag protrusion (9) is arranged in a protruding shape at the lower part of the sealing film (2), and the number and distribution position of the airbag protrusion (9) correspond to the loading slot seat (4).

6. The carrier tape sealing structure according to claim 5, characterized in that: The heat sealing layer (6) and the air film layer (7) are integrally fixedly connected by hot pressing, and the toughness strip (8) is integrally fixedly connected to the interlayer between the heat sealing layer (6) and the air film layer (7) by hot pressing.

7. The carrier tape sealing structure according to claim 6, characterized in that: The tough strips (8) are arranged in pairs, and the two groups of tough strips (8) are respectively arranged on both sides of the inner layer of the heat sealing layer (6) and the air film layer (7).

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