Axial welding ship cover

Abstract

The utility model discloses an axial welding ship cover which comprises a bottom plate and supporting plates, the supporting plates are welded and installed on the two sides of the bottom plate, limiting grooves are dug in the edges of the opposite faces of the two sets of supporting plates, the two corners of each supporting plate and the bottom plate are subjected to round corner treatment, and the bottom plate and the supporting plates are connected in a welding mode. The welding position of the bottom plate and the supporting plate is subjected to polishing treatment, fillets are arranged on the edges of the bottom plate and the supporting plate, and the contact fillets of the bottom plate and the supporting plate are subjected to treatment and extend to the two corners of the supporting plate. The axial welding ship cover is used for supporting a graphite boat so as to facilitate subsequent welding of a semiconductor on the graphite boat, arc-shaped protrusions are arranged at the four corners of the axial welding ship cover, and therefore when the axial welding ship cover is conveyed, the problem that when a supporting frame collides with a conveying device, the supporting frame drives the graphite boat to collide with the conveying device is solved; the graphite boat is prevented from being damaged to influence the use function of the graphite boat.

Description

Technical Field

[0001] The utility model relates to the technical field of semiconductor support devices, in particular to an axially welded ship cover. Background Art

[0002] The production process of axial diodes is: welding, pickling, molding, electroplating, straightening, testing and packaging. The purpose of the welding process is to connect the chip and the metal lead to form an ohmic contact.

[0003] During the welding process, a graphite boat is usually used as a carrier for welding. When the welding is completed, the graphite boat containing the diode comes out from the discharge port of the welding furnace. When the graphite boat is conveyed out from the conveyor belt of the discharge port of the welding furnace, two graphite boats are usually conveyed out side by side. The axial welding boat cover is a support frame for supporting the graphite boat.

[0004] In the prior art, a support frame used to support a graphite boat often collides with a conveying device during transportation. When the support frame collides with the conveying device, the edge of the graphite boat is easily damaged, thereby causing the graphite boat to break.

[0005] Therefore, in view of this, the existing structure and defects are studied and improved, and an axially welded ship cover is proposed to achieve a more practical purpose. Utility Model Content

[0006] The utility model aims to provide an axially welded boat cover to solve the problem proposed in the background technology that when the support frame and the conveying device collide, the support frame drives the graphite boat to collide with the conveying device.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an axially welded ship cover, comprising a bottom plate and a support plate, wherein the support plates are welded and installed on both sides of the bottom plate, and limiting grooves are dug at the edges of the opposite surfaces of the two groups of support plates, the contact surfaces between the bottom plate and the support plates are rounded and arc blocks are arranged along the two corners of the support plates, and the inner side of the limiting groove is connected to a graphite boat.

[0008] Furthermore, the bottom plate and the support plate are connected by welding, and the welding joints between the bottom plate and the support plate are polished and the edges of the bottom plate and the support plate are provided with rounded corners.

[0009] Furthermore, the length of the bottom plate is 284 mm, the width of the bottom plate is 96 mm, the height of the support plate is 40 mm, and the width of the support plate is 104 mm.

[0010] Compared with the prior art, the utility model has the following beneficial effects: the axially welded boat cover is used to support the graphite boat, thereby facilitating the subsequent welding of the semiconductor on the graphite boat, and arc-shaped protrusions are arranged at the four corners of the device, thereby avoiding the problem of the support frame driving the graphite boat to collide with the conveying device when the axially welded boat cover is conveyed, thereby preventing the graphite boat from being damaged;

[0011] The axially welded boat cover is a supporting device for supporting a graphite boat, wherein when in use, two groups of axially welded boat covers are arranged to support the graphite boat, and the graphite boat is buckled in the limiting groove, and after the two groups of axially welded boat covers and the opposite surfaces in the graphite boat are buckled, upper leads, welding sheets, chips, welding sheets and lower leads are respectively placed in the graphite boat to weld the semiconductor, and during the welding process, the device will be driven by the conveying device, and during the movement, since arc-shaped protrusions are arranged at the four corners of the device, the problem of the support frame driving the graphite boat to collide with the conveying device when the support frame collides with the conveying device is avoided, thereby preventing the graphite boat from being damaged, so as to protect the graphite boat. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the axially welded ship cover structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the front view structure of the axially welded boat cover of the utility model;

[0014] Figure 3 This is a schematic diagram of the top view of the axially welded boat cover of the utility model;

[0015] Figure 4 This is a schematic diagram of the side structure of the axially welded ship cover of the utility model;

[0016] Figure 5 The utility model is a schematic diagram of the structure of the axially welded ship cover.

[0017] In the figure: 1, bottom plate; 101, arc block; 2, support plate; 3, limit groove; 4, graphite boat. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figures 1 to 5The utility model provides a technical solution: an axially welded ship cover, comprising a bottom plate 1 and a support plate 2, the support plate 2 is welded and installed on both sides of the bottom plate 1, and a limiting groove 3 is dug at the edges of the opposite surfaces of the two groups of support plates 2, the contact surface of the bottom plate 1 and the support plate 2 is rounded and an arc block 101 is set along the two corners of the support plate 2, a graphite boat 4 is connected to the inner part of the limiting groove 3, the bottom plate 1 and the support plate 2 are connected by welding, and the welding part of the bottom plate 1 and the support plate 2 is polished and the edges of the bottom plate 1 and the support plate 2 are both provided with rounded corners, the length of the bottom plate 1 is 284 mm, the width of the bottom plate 1 is 96 mm, the height of the support plate 2 is 40 mm, and the width of the support plate 2 is one One hundred and four millimeters, this device is used to support the graphite boat 4 as a supporting device, wherein when in use, two sets of axially welded boat covers are arranged to support the graphite boat 4, and the graphite boat 4 is buckled in the limiting groove 3, and after the two sets of axially welded boat covers and the opposite surfaces in the graphite boat 4 are buckled, the upper leads, welding pieces, chips, welding pieces and lower leads are respectively placed in the graphite boat 4 to weld the semiconductor, and during the welding process, the device will be driven by the conveying device, and during the movement, since arc-shaped protrusions are arranged at the four corners of the device, the problem of the support frame driving the graphite boat 4 to collide with the conveying device when the support frame collides with the conveying device is avoided, thereby preventing the graphite boat 4 from being damaged, so as to protect the graphite boat 4.

[0020] Working principle: When using axially welded boat covers, this device is used as a supporting device for supporting the graphite boat 4, wherein when in use, two groups of axially welded boat covers are arranged to support the graphite boat 4, and since limiting grooves 3 are dug at the edges of the opposite surfaces of the two groups of support plates 2, the graphite boat 4 is then buckled in the limiting grooves 3, and when using this device, the two groups of axially welded boat covers and the opposite surfaces of the graphite boat 4 are buckled, and at this time, the upper leads, welding sheets, chips, welding sheets and lower leads are placed in the graphite boat 4 from top to bottom in sequence, and then the semiconductor is welded, and during the welding process, this device will be driven by the conveying device, and during the movement, since arc-shaped protrusions are arranged at the four corners of this device, the problem of the support frame driving the graphite boat 4 to collide with the conveying device when the support frame collides with the conveying device is avoided, and the graphite boat 4 is prevented from being damaged, so as to protect the graphite boat 4.

Claims

1. An axially welded ship cover, comprising a bottom plate (1) and a support plate (2), characterized in that: The support plates (2) are welded and installed on both sides of the base plate (1), and limiting grooves (3) are excavated at the edges of the opposite surfaces of the two groups of support plates (2). The contact surfaces between the base plate (1) and the support plates (2) are rounded and arc blocks (101) are arranged along the two corners of the support plates (2). The inner side of the limiting grooves (3) is connected to a graphite boat (4).

2. The axially welded ship cover according to claim 1, characterized in that: The bottom plate (1) and the support plate (2) are connected by welding, and the welding point between the bottom plate (1) and the support plate (2) is polished and the edges of the bottom plate (1) and the support plate (2) are provided with rounded corners.

3. The axially welded ship cover according to claim 1, characterized in that: The length of the bottom plate (1) is 284 millimeters, the width of the bottom plate (1) is 96 millimeters, the height of the support plate (2) is 40 millimeters, and the width of the support plate (2) is 104 millimeters.

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