Detachable combined winding disc for thin carrier tape

Abstract

The utility model relates to a detachable combined winding disc for a thin carrier tape, which comprises a pair of disc surfaces, a shaft barrel and a pair of end covers, the shaft barrel is in a cylindrical shape with a hollow structure, the disc surfaces are round, and the end covers are in round flange structures; the disc surface is provided with a center hole and sleeves the outer surface of the end cover through the center hole, and the side surface of the end cover is provided with a flange edge; a pair of end covers are arranged at the two ends of the shaft barrel, and a pair of disc faces are embedded between the end covers and the end faces of the shaft barrel. A plurality of cylindrical teeth are arranged on one side face of the end cover, a plurality of buckling holes matched with the cylindrical teeth are correspondingly formed in the end face of the shaft barrel, and the end cover is in buckled connection with the buckling holes in the end face of the shaft barrel through the cylindrical teeth. And the disc surface is provided with an observation hole for observing the carrier tape and finger holes convenient for fingers to grasp. According to the utility model, a split type detachable structure is adopted, and the disc surface is provided with the observation hole for observing the carrier tape and the finger holes convenient for fingers to grasp, so that the carrier tape disc is high in strength, large in capacity, long in service life, low in cost, convenient to package and transport, and more convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic components, in particular to a detachable combined winding disc for a thin carrier tape. Background Art

[0002] The thin carrier tape winding reel for automated assembly of electronic components is a carrier used to package and transport electronic components. It is generally made of polystyrene resin (PS). The carrier tape is provided with pockets for accommodating electronic components, such as IC, SMT semiconductor, SMD and other chip components. During the production process, the carrier tape is generally wound on the winding reel. The carrier tape winding reel is made of polystyrene resin and is usually composed of a reel shaft and a reel surface for winding the carrier tape. The reel shaft is provided with a center hole, and the reel surface is composed of a positive reel surface and a reverse reel surface.

[0003] At present, the existing carrier tape winding drum generally adopts a fixed structure, and the size of the winding drum is relatively small, and its maximum diameter is usually less than 200 mm. Therefore, the capacity for winding thin carrier tapes is relatively small; and the winding drum has a complex structure, high manufacturing cost, and is inconvenient to install and use. Utility Model Content

[0004] The utility model aims to provide a detachable combined winding disk for a thin carrier tape, which not only has a large capacity and high strength, but also has a good antistatic effect, a low cost, a longer service life, and is convenient for packaging and transportation.

[0005] The purpose of this utility model is achieved by adopting the following technical solutions:

[0006] A detachable combined winding disc for a thin carrier tape comprises a pair of disc surfaces, a shaft cylinder and a pair of end covers, wherein the shaft cylinder is a hollow cylindrical shape, the disc surface is a circle, and the end cover is a circular snap-on flange structure;

[0007] The disk surface is provided with a center hole, and the disk surface is sleeved on the outer surface of the end cover through the center hole, and the side surface of the end cover is provided with a flange edge;

[0008] A pair of end covers are provided at both ends of the shaft cylinder, and a pair of disk surfaces are embedded between the end covers and the end surfaces of the shaft cylinder;

[0009] A side surface of the end cover is provided with a plurality of cylindrical teeth, and the end surface of the shaft cylinder is correspondingly provided with a plurality of buckle holes matching the cylindrical teeth. The end cover forms a snap-on connection with the buckle holes on the end surface of the shaft cylinder through the cylindrical teeth.

[0010] As a preferred technical solution of the utility model, four cylindrical teeth are evenly arranged on the side surface of the end cover, and four buckle holes are evenly arranged on the end surface of the shaft cylinder.

[0011] As a preferred technical solution of the utility model, a limiting convex ring is provided at the end of the cylindrical tooth, and the diameter of the limiting convex ring is larger than the diameter of the cylindrical tooth;

[0012] The button hole is composed of two holes of different sizes, and a slide groove is arranged between the large hole and the small hole.

[0013] As the preferred technical solution of the utility model, a pair of locking hooks are provided on the side of the end cover, and a pair of hook grooves are correspondingly provided on the end face of the shaft cylinder. When the cylindrical teeth of the end cover are connected with the buckle holes on the end face of the shaft cylinder, the locking hooks and the hook grooves form a snap-on connection.

[0014] As a preferred technical solution of the utility model, the end surface of the shaft cylinder is composed of four ribs separated from each other, and the gaps between the ribs constitute the hook groove.

[0015] As a preferred technical solution of the utility model, the end surface of the shaft cylinder is evenly provided with four protrusions, and the central hole of the disk surface is provided with four grooves matching the protrusions.

[0016] As a preferred technical solution of the utility model, the disk surface is provided with an observation hole for observing the carrier tape and a finger hole for easy finger gripping.

[0017] As a preferred technical solution of the utility model, four hollow holes are evenly distributed on the side of the end cover.

[0018] Beneficial effects of the utility model: Compared with the prior art, the winding disk of the utility model adopts a split-body detachable structure, and the disk surface is provided with an observation hole for observing the carrier tape and finger holes for easy finger gripping. It not only has high strength, large capacity, and longer service life, but also has good anti-static effect.

[0019] The utility model increases the size of the winding belt shaft to increase the capacity to 500-1000 meters / roll. The innermost circle will not be squeezed and deformed, and it is convenient to disassemble, recycle and recycle, which greatly reduces production costs, saves energy, reduces waste, and thus helps protect the environment and improve economic benefits. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the utility model;

[0021] Figure 2 yes Figure 1 Schematic diagram of the left view structure;

[0022] Figure 3 It is a structural schematic diagram of the disk of the utility model;

[0023] Figure 4 It is a structural schematic diagram of the shaft cylinder of the utility model.

[0024] 1. Shaft cylinder, 2. Disk surface, 3. End cover, 4. Observation hole, 5. Finger hole, 6. Cylindrical teeth, 7. Lock hook, 8. Hollow hole, 9. Rib plate, 10. Buckle hole, 11. Groove, 12. Flange edge. DETAILED DESCRIPTION

[0025] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments:

[0026] like Figures 1 to 4 As shown, a detachable combined winding disk for a thin carrier tape comprises a pair of disk surfaces 2, a shaft cylinder 1 and a pair of end covers 3, wherein the shaft cylinder 1 is configured as a cylindrical shape with a hollow structure, the disk surface 2 is configured as a circle, and the end cover 3 is configured as a circular snap-on flange structure; the disk surface 2 is provided with a center hole, and the disk surface 2 is sleeved on the outer surface of the end cover 3 through the center hole, and the side of the end cover 3 is provided with a flange edge 12; a pair of end covers 3 are provided at both ends of the shaft cylinder 1, and a pair of disk surfaces 2 are embedded between the end covers 3 and the end faces of the shaft cylinder 1; a plurality of cylindrical teeth 6 are provided on one side of the end cover 3, and a plurality of buckle holes 10 matching the cylindrical teeth 6 are correspondingly provided on the end face of the shaft cylinder 1, and the end cover 3 forms a snap-on connection with the buckle holes 10 on the end face of the shaft cylinder 1 through the cylindrical teeth 6.

[0027] In this embodiment, four cylindrical teeth 6 are evenly arranged on the side of the end cover 3, and four buckle holes 10 are evenly arranged on the end surface of the shaft cylinder 1; a limiting convex ring is provided at the end of the cylindrical teeth 6, and the diameter of the limiting convex ring is larger than the diameter of the cylindrical teeth 6; the buckle hole 10 is composed of two holes of different sizes, and a slide groove is provided between the large hole and the small hole. A pair of locking hooks 7 are provided on the side of the end cover 3, and a pair of hook grooves are correspondingly provided on the end surface of the shaft cylinder 1. When the cylindrical teeth 6 of the end cover 3 are connected with the buckle holes 10 on the end surface of the shaft cylinder 1, the locking hooks 7 and the hook grooves form a snap-on connection.

[0028] In this embodiment, the end surface of the shaft cylinder 1 is composed of four mutually separated ribs 9, and the gaps between the ribs 9 constitute the hook groove. The end surface of the shaft cylinder 1 is evenly provided with four protrusions, and the central hole of the disk surface 2 is provided with four grooves 11 matching the protrusions; the disk surface 2 is provided with an observation hole 4 for observing the carrier tape and a finger hole 5 for easy finger gripping; the side of the end cover 3 is evenly provided with four hollow holes 8.

[0029] The above embodiments are limited to illustrating the concept and technical features of the utility model, and their purpose is to allow those skilled in the art to understand the technical solution and implementation method of the utility model, and they cannot limit the protection scope of the utility model. Any equivalent replacement or equivalent change made according to the technical solution of the utility model should be included in the protection scope of the utility model.

Claims

1. A detachable combined winding disc for a thin carrier tape, comprising a pair of disc surfaces, a shaft cylinder and a pair of end caps, characterized in that: The shaft cylinder is set to be a hollow cylindrical shape, the disk surface is set to be circular, and the end cover is set to be a circular snap-on flange structure; The disk surface is provided with a center hole, and the disk surface is sleeved on the outer surface of the end cover through the center hole, and the side surface of the end cover is provided with a flange edge; A pair of end covers are provided at both ends of the shaft cylinder, and a pair of disk surfaces are embedded between the end covers and the end surfaces of the shaft cylinder; A side surface of the end cover is provided with a plurality of cylindrical teeth, and the end surface of the shaft cylinder is correspondingly provided with a plurality of buckle holes matching the cylindrical teeth. The end cover forms a snap-on connection with the buckle holes on the end surface of the shaft cylinder through the cylindrical teeth.

2. The detachable combined winding disk for thin carrier tape according to claim 1 is characterized in that: Four cylindrical teeth are evenly distributed on the side surface of the end cover, and four buckle holes are evenly distributed on the end surface of the shaft cylinder.

3. The detachable combined winding disk for thin carrier tape according to claim 2 is characterized in that: A limiting convex ring is provided at the end of the cylindrical tooth, and the diameter of the limiting convex ring is larger than the diameter of the cylindrical tooth; The button hole is composed of two holes of different sizes, and a slide groove is arranged between the large hole and the small hole.

4. The detachable combined winding disk for thin carrier tape according to claim 1 is characterized in that: A pair of locking hooks are provided on the side of the end cover, and a pair of hook grooves are correspondingly provided on the end face of the shaft cylinder. When the cylindrical teeth of the end cover are connected with the buckle holes on the end face of the shaft cylinder, the locking hooks and the hook grooves form a snap-on connection.

5. The detachable combined winding disk for thin carrier tape according to claim 4 is characterized in that: The end surface of the shaft cylinder is composed of four ribs separated from each other, and the gaps between the ribs constitute the hook groove.

6. The detachable combined winding disk for thin carrier tape according to claim 1, characterized in that: The end surface of the shaft cylinder is evenly provided with four protrusions, and the central hole of the disk surface is provided with four grooves matching with the protrusions.

7. The detachable combined winding disk for thin carrier tape according to claim 1 is characterized in that: The disk surface is provided with an observation hole for observing the carrier tape and a finger hole for easy finger gripping.

8. The detachable combined winding disk for thin carrier tape according to claim 1, characterized in that: Four hollow holes are evenly distributed on the side of the end cover.

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