TW201006735A - Sealing device - Google Patents

Abstract

The present invention provides a sealing device, which can reliably seal a handbag without making the thermal sealing part of the handbag cloudy. The sealing device 1 includes a first and a second strip-shaped material 10, 20, which are facing each other and can be installed closely or apart, so as to clamp and seal a handbag 30. The first strip-shaped material 10 are disposed, substantially on the center portion of longitudinal direction of the first strip-shaped material 10 and along the longitudinal direction, a protrusion part 11 protruding to the side of the second strip-shaped material 20. The handbag 30 includes lateral surrounding parts 33 formed by inwardly folding the two side faces of handbag 30 in the width direction. In a state of the first and second strip-shaped materials 10, 20 clamping the handbag 30, the length of protrusion part 11 is longer than the length of center part 39 which is the length of the cross-section of handbag 30 subtracts the lengths of the lateral surrounding parts 33.

Description

201006735 VI. Description of the Invention: [Technical Field to Which the Invention Is Ascribed] The present invention relates to a combination device. Sealing of a hand bag (gUSSet bag) [Previous Art] In order to seal a package containing the contents, a heat sealing method in which the opening of the packaging bag is heated and slid and sealed is used. . The heat-sealed heat-sealed packaging bag has various shapes depending on the contents of the package 2, for example, the bag is also produced by using the two sides of the package toward the inside. In the state in which the contents are not stored, the side wrapping portion is folded to the inside to be flat, and the other is:: In the state in which the contents are present, the side wrapping portion is expanded to the thickness of the packaging bag. The surface that becomes the side becomes the shape of the rectangular shape of the opening. When the hand bag is clamped on the plate body to heat seal the opening portion, part of the side wall portion and other portions are formed to have a thickness w. There is a problem in the side wall portion and the small hole portion. When the hand bag is clamped by the force fixed by the shackle on the stencil bag, the house strength is not kept hooked because there is a portion having a different thickness in the handle. Further, it is to prevent the occurrence of small holes. Although it is considered to increase the temperature of the heat sealing, in this case, the sealed portion is burnt and becomes turbid. When the thickness of the packaging material of the hand bag is relatively thin, 'No. However, when the content is a semiconductor wafer or the like, the weight thereof is heavy, and the weight of the (4) material and the handle of the hand bag must be made.

7054-10404-PF 3 201006735 ^The thickness of the packaging material The difference in the thickness in the cross section of the hand bag becomes large, and the occurrence of small holes is increased. In addition, when a content system such as a semiconductor wafer must be sterilized or prevented from being polluted, and a hand bag is required to have a high degree of confidentiality, even a small hole may affect the quality of the product, so it must be surely Prevent the generation of small holes. In Patent Document 1, as a method of preventing generation of bubbles in a sealing portion, a sealing device in which a plate body to be sealed is formed into a circular arc shape is disclosed. According to the sealing device, the strength and appearance of the sealing can be improved. [Patent Document 1] Japanese Laid-Open Patent Publication No. 2003-8121 No. 6 However, in the sealing device of Patent Document 1, the hand bag having a portion having a different thickness in cross section is not reviewed, and the crimped package is not reviewed. The bag is thick. Because of the fact that even if the plate body is formed into a circular arc shape, the problem of small holes and burns generated when the hand bag is sealed can not be solved. SUMMARY OF THE INVENTION [Problem to be Solved by the Invention] An object of the present invention is to provide a sealing device which makes the heat-sealed portion of the hand bag not turbid and reliably seals the hand bag. [Means for Solving the Problem] () The sealing device of the present month has the first and second strips which are opposed to each other and can be disposed close to each other to grip the hand; u Α sealed in the bag The sealing device; the first lattice is from the rainbow trout, and the strip is substantially in the i-th strip

The middle of the length of the material, but the central portion of the material, includes a convex portion extending along the longitudinal direction and extending to the side of the second strip of material, the aforementioned hand bag including the handle

7054-10404-PF 4 201006735 The side facing the two sides in the width direction: the part, and in the state in which the above-mentioned second strip-shaped material is formed to sandwich the hand bag, along the foregoing The length of the convex portion in the direction of the strip of "2" is longer than the length of the central portion other than the side wall of the above-mentioned hand bag::the length of the material. In addition to the front portion (7), the above-mentioned convex portion has twice the thickness of the packaging material of the aforementioned hand bag toward the front body. Preferably, the strip material side is large (3), and at least any of the aforementioned i-th strip material or the front portion includes a heat generating portion. The strip material (4) is preferably 'the aforementioned 'strip strip material pack material has the same length of the seal strip main n and the first strip shape of the aforementioned seal strip main body is set · &^; 'and the convex portion forming material constituting the convex portion', and the material, the material sealing strip main body, and the heat generating portion/formation system are disposed in the above (5), preferably, the aforementioned "strip material" includes a sealing strip body having substantially the same length as the section; and the front and the sealing strip body are combined into a body. Preliminary [Effect of the Invention] According to the present invention, the heat-sealed portion of the hand bag can be surely sealed with the hand bag. [Embodiment] Hereinafter, an embodiment of the present invention will be described with reference to the drawings [1] First Embodiment

7054-10404-PF 201006735 圏1 is a perspective view of the sealing device of the first embodiment. As shown in Fig. 1, the sealing device 1 includes a main body 2 and a base portion 3. The main body 2 is provided with a control unit 4 and a transformer 5 that control temperature, time, pressure, and the like. Sealing #7 is provided on the front side of the main body 2, and includes a first sealing strip 10 which is a first strip-shaped material to be described later, and a second sealing strip 2 which is a second strip-shaped material. The first seal strip 1G and the second seal strip 2G have substantially the length i of (four) opposed to each other and can be disposed close to or apart from each other. On the base portion 3, a (four) moving portion (not shown) is received and the sealing device is operated by a solenoid type actuator. The sealing portion 7 will be described in detail later. Next, a hand bag 3 丨 sealed by the sealing device 本 of the present embodiment will be described. The hand bag 30 is used to store a semiconductor wafer. Fig. 2U) is a perspective view of the hand bag 30 of the present embodiment, and Fig. 2(b) is a cross-sectional view of the side of the opening of the hand bag 3〇 shown in Fig. 2(a). The hand bag 30 has an opening 38 which substantially becomes a rectangular parallelepiped in a state in which the opening portion 38 is opened, and includes a front surface 4, a side surface 31, a side surface 31, 31 in the width direction, and a hand bag The bottom case of the bottom side of the 30 folds the front and back films. The front surface 34 and the rear surface 35 are the surfaces having the largest area among the faces of the hand pockets 3'. The front surface 34 and the back surface 35 have substantially the same shape. In the state of the opening 4 38, the side * 31 is folded toward the inner side of the hand bag and the side wrapping portion 33, the hand bag 3, is formed. It becomes a flat state. When the hand bag 3G is viewed from the cross section, other portions in the width direction other than the side wall portion 33 are referred to as a center portion 39. The side wall portion 33 is formed as a apex 32 of the fold in the center of the width direction of the side surface 31, and the side surface is the side surface? 1 is formed by folding toward the inside. When viewed from the front 34 and back® 35, the hand strap | 30 series

7054-10404-PF 201006735 The heat sealing is formed by combining the sealing portions 37 on both sides of the side edges and the bottom side. The size of the hand bag 30 is appropriately selected according to the size of the contents to be stored, for example, the width is from 4 to 4, the height is from 4 to 4, and the length is from 600 to 7. The range that comes with it. For example, the stored contents are stored in a semiconductor wafer or the like of the cassette. The packaging material of the hand bag 30 is a laminated piece of a film having a plurality of different materials. This φ film is made of a polyethylene film with the innermost layer, and a polyamine, polyethylene terephthalate, and the like are appropriately selected and laminated. The material of the diaphragm is not particularly limited. Next, the sealing device i of the present embodiment will be described in detail. A schematic view of the sealing portion 7 of the circular 3 system sealing device 1. The first sealing strip 10 includes a sealing strip=15, a heat-resistant tape disposed along the sealing strip main ZH15... as a recording line 13 for the heating 0P, and a hangover female and overlapping the nickel chrome wire Heat-Resistant Tape on 13 • The 7-seal body 15 has substantially the same length as the first seal and forms a portion of the main portion of the first seal 10 in the outer shape. The side of the sealing slat main body 15 is placed on the side of the body, and the side of the σ strip 20 is joined by the heat-resistant tape 2'. The nickel line 13 is joined to the 埶 埶 如 , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , And the heat-resistant tape 14 is picked up by the skin to the Q-nickel-chromium line 13 by the second seal strip 2〇1恻1 The first seal 1 The system includes the VL娄螫 protrusion#筮D者第一封The length direction of the strip 1 is larger than the convex (4) forming material of the 2nd side of the 2nd strip. The convex portion is formed such that the convex portion U includes the long-form material of the plate-like sealing strip main body 15 ... substantially disposed in the center of the other direction, and the hand bag 30 is placed

7054-10404-PF 201006735 Above the first sealing strip 10, 4^ is broken at a position corresponding to the central portion 39 of the hand bag 30. The convex portion and the material 11c are disposed between the sealing strip main body 15 and the recording chrome line 13, and more specifically, between the recording chrome line 13 and the heat-resistant tape 12. The convex portion forming (four) 11c is formed of a heat-resistant material. For example, 'the same material is used, and the convex portion forming material is a fine heat-resistant polymer resin. The convex portion forming material 11c is fixed by a conventional method such as an adhesive. The first sealing strip 1D has a shape in which the convex portion U in the center in the longitudinal direction protrudes from the second sealing strip 20 side. On the other hand, the sealing strip main body 15 of the second sealing strip 20 is heat-resistant. The tape 12 is joined to the side facing the crucible sealing strip 1 , the recording path n is joined to the side of the heat-resistant tape 12 against the W-sealing strip, and the heat-resistant tape 14 is joined to the nickel route 13 by the first One side of the sealing strip 10. The second sealing strip 2 has a shape of a substantially rectangular parallelepiped without the convex portion 11'. The length of the strip main body 15 is adapted according to the size of the sealed hand bag. For example, the length in the range from 45 squats to 5 squats. The width is in the range of 20 to 3 rom. If it is heat resistant and can withstand impact, the heat resistant tapes 12, 14 are not It is particularly limited, and is formed of a material such as silicone rubber. The second sealing strip 2 has no convex portion. In addition, the same configuration as the first sealing strip 1 is used. Fig. 4 is a schematic view showing the relationship between the first sealing strip 1〇 and the second sealing strip and the arrangement of the hand bag 3〇. The first yoke strip 1 〇 and the second slat strip 20 are shown separated from the hand bag 3 。. In the hand bag 3 〇 is the ith sealing strip 1 〇 and the second sealing strip 2 〇 clip In the state of residence, convex

7054-10404-PF 8 201006735 The length C2 of the length of the first seal 10 is compared with that of the handle: 3. The length of the central portion of the cross section other than the side wall portion ^: such as 'the soil length C2, the most genital system is longer than the length C2 and is brewed to 4 mm. The thickness T2 of the tenon 11 is preferably about 2 as the thickness of the diaphragm of the packaging material of the hand bag 3 (for example, the thickness of the convex portion η is

1倍。 The thickness of T1 is 1,8 to 2.2 times, preferably 1.9 to 2.1 times. For example, since the diaphragm has a thickness of 105 to 11 yaw, the projection u preferably has a thickness in the range of 210 to 220 μm. Fig. 5 is a schematic view showing an example of the state of use of the sealing device of the Japanese forest. The sealing device 1 is provided with a seal on the control unit 4 in accordance with the shape of the hand bag 3Q. / / degree and time, pressure required pressure. The control unit 4 energizes the recording chrome line 13 in accordance with the setting to excite the driving unit. The second sealing strip is close to the first sealing strip 1G side. The hand-held bag 30 is sandwiched between the first sealing strip 1G and the second sealing strip 20 which are electrically heated to perform sealing. Here, in a state in which the hand bag 30 is sandwiched between the i-th sealing strip 1〇 and the second sealing strip 20, part of the side wrapping portions (10) are formed by the front surface 34 and the back surface of the hand bag The diaphragm of 35 and the folding are formed by superposing a total of four diaphragms in a central portion of the side surface 31 in the width direction and a portion of the two side surfaces 31 of the apex 32. On the other hand, in the hand bag 3 . In the cross section, the center portion 39 other than the side wall portion 33 is formed by overlapping two diaphragms constituting the front surface 34 and the back surface 35 of the hand bag 3'. Therefore, in the hand bag

The central portion 39 and the thickness of the surrounding portion 33 are different, and the side wall 大体上 33 is substantially twice as thick as the central portion 39. 7054-10404-PF 9 201006735 A convex portion 11 having a thickness substantially twice the thickness of the diaphragm is provided on the first sealing strip 10. Therefore, when disposed so that the center 邛 39 and the convex portion 11 of the hand bag 3Q correspond, the hand bag 3 变得 becomes flat without being provided with the convex portion 11 on the ith sealing strip 10. Further, when the thickness of the convex portion 11 is more than 2 times larger than the thickness of the diaphragm, the central portion 39 of the hand bag 3 反 is more prominent than the side wrapping portion 33 because it is not flat, so it is not welcome. The thickness of the projection U is preferably substantially about twice the thickness of the diaphragm. Further, as will be described below, in the end portions 1a, 11b along the 帛 (the longitudinal direction of the convex portion 11 extending in the longitudinal direction of the sealing strip 1A), ❿ is arranged such that the apex 32 of the side wrapping portion 33 is One portion of the portion in which the four diaphragms are overlapped is placed on the convex portion. Thus, for example, the thickness T2 of the convex Deng 11 may be a thickness slightly smaller than twice the thickness of the diaphragm. The length 〇2 of the i-th sealing strip 10 of the convex portion 11 in the longitudinal direction is long by the length π of the central portion 39 in the cross section of the hand bag 30. Therefore, the hand bag 30 is disposed such that the central portion 39 Corresponding to the convex portion u, it is disposed such that the vertex 32 of the side wall portion 33 runs to the end portion 11a, lib side in the longitudinal direction of the convex portion U. The vertex side of the side wall portion 33 is in contact with the convex portion u. The length is, for example, in the range of 1 mm to 3 mm. With this arrangement, when the second sealing strip 20 is pressed against the bag 30, the four moon portions (side wrapping portions 33) and 2 which are easy to generate small holes are provided. The boundary of the portion (center portion 39) of the film is surely pressed and crimped against the bag 30. According to this embodiment, the small hole can be produced and the cover can be surely sealed. The hand bag 30 having a difference in thickness in the cross section. Further, since it is not necessary to increase the temperature to be necessary for the purpose of sealing, the side wall portion is in the cross section of the hand bag 3〇.

7054-10404-PF 10 201006735 The central portion 39 other than 33 is not easily burnt and turbid. According to the present embodiment, since the sealing is performed by the sealing device including the heat generating portion 13 in either of the first sealing strip 1〇 and the second sealing strip 20, heat conduction can be performed efficiently. According to the present embodiment, since the convex portion forming material Uc is disposed between the sealing strip main body 15 and the heat generating portion 13, the convex portion 11 can be provided in the conventional sealing device i to become the sealing device of the present invention, and The manufacture of the φ sealing device 1 can be easily performed. [2] Second embodiment Next, a second embodiment will be described. Fig. 6 is a schematic view showing a sealing portion 7A of the sealing device 1A of the second embodiment. In the second embodiment, only parts different from the first embodiment will be described. The other parts are the same as in the third embodiment. In the convex portion n of the first sealing strip ι of the second embodiment, the convex portion forming material lid is integrally formed by the sealing strip main body 15A. On the sealing strip main body 15A which is formed as a material-liding material of the convex portion 11, the heat-resistant adhesive tape 12, the nichrome wire 13 and the heat-resistant adhesive tape 14»the second sealing strip 2〇 do not include the nickel-chromium wire 13 Since the heat-resistant tape 12 is provided, the sealing portion 7A of the second embodiment has a heat generating portion only on one side. Also with this configuration, the same effect as that of the first embodiment can be obtained. According to the present embodiment, since the convex portion forming material 11d is integrated with the sealing strip main body 15A, the durability against the force applied to the convex portion UA is enhanced. The embodiment of the present invention is not limited to the above embodiment, and the technical scope of the present invention is not limited thereto. For example, in the first and second embodiments, although the convex portion n is provided in the 7054-10404-PF 11 201006735 first sealing strip 10, 10A, it is not limited thereto. It may also be set to the second. Sealing strips 20, 20A. Further, the nichrome wire 13 may be provided on at least one of the first sealing strip 10, 10A or the second sealing strip 20, 20A, and may only heat one side of the sealing strip, or may heat both sides of the sealing strip. Fit. Further, the thickness T2 of the convex portion 11 is not limited to substantially twice, and can be appropriately changed depending on the material and characteristics of the hand bag. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective view showing a sealing device according to a third embodiment of the present invention. Fig. 2 (a) is a perspective view of a hand bag that is sealed by the sealing device of the present embodiment. Fig. 2(b) is a cross-sectional view showing the opening side of the hand bag of Fig. 2(a). Fig. 3 is a schematic view showing a sealing portion of the first embodiment. Fig. 4 is a schematic view showing a hand bag placed in a sealing portion of the second embodiment. Figure 5 shows the first! A schematic view of one of the use states of the sealing device of the embodiment. 1 is a perspective view showing a three-dimensional ring of a sealing device according to a second embodiment of the present invention. [Description of main component symbols] I: sealing device; 丄〇: 1st strip material (1st seal); II: convex part; 13: heat generating part (nickel chrome line); 1 5 : sealing strip main body ;

7054-1040 clock F 12 201006735 20 : 2nd strip material (2nd seal 30: hand bag; 33: side wall; 3 9: center.

13

70^4-10404-PF

Claims (1)

201006735 VII. Patent application scope: 1. «The sealing device has the first and second strip materials which are opposite to each other and can be closed or separated by the hand bag to seal; the first strip material Da Zhao is in the first! The central portion of the strip material in the longitudinal direction includes a convex portion extending along the length direction and protruding to the side of the strip: material; the hand bag includes two sides of the hand bag in the width direction toward the front a side wall portion formed by folding the inside of the hand bag; the hand #2 is sandwiched between the first strip material and the S2 strip material, and is preceded by the length direction of the f? strip material (4) The degree is longer than the length of the central portion other than the aforementioned side wall portion in the cross section of the aforementioned hand bag. The sealing device ^Si according to the invention of claim 2 has a thickness twice the width of the aforementioned wrapper I packaging material toward the second strip-shaped material side. 3 如 · 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如 如(4) 乂 — —— 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 The sealing strip main body is provided; and the convex portion has a convex portion made of a heat-generating material, and the convex portion forming material is disposed on the sealing material, the strip main body, and the heat generating portion 7054-10404-PF 201006735 between. 5. The sealing device according to claim 3, wherein the first strip-shaped material comprises a sealing strip body having substantially the same length as the first strip-shaped material; and the convex portion is The aforementioned sealing strip main body is integrated into one body. 7054-10404-PF 15