Evaporation equipment for silver plating on half side of inner wall of glass bulb of reflector lamp

Abstract

The utility model discloses evaporation equipment for silver plating on the half side of the inner wall of a glass bulb of a reflector lamp, the upper part of a base is connected with a glass bulb sealing seat, and an electrode fixing plate is provided with a first conductive column, a second conductive column and a third conductive column; the first conductive column is connected with a silver evaporation electrode, the second conductive column is connected with a silicon dioxide evaporation electrode, and the third conductive column is connected with a common electrode; the silver evaporation electrode, the silicon dioxide evaporation electrode and the common electrode penetrate out of the interior of the base to the position above the glass shell sealing seat. A silver evaporation plate is connected between the silver evaporation electrode and the common electrode; a silicon dioxide evaporation plate is connected between the silicon dioxide evaporation electrode and the common electrode; a baffle support is further fixed between the silver evaporation electrode and the common electrode and connected with a shielding mechanism. The exterior of the glass bulb sealing seat is used for placing a reflector lamp glass bulb, and the reflector lamp glass bulb covers the outer side of the shielding mechanism. According to the utility model, oxygen can be effectively isolated in the evaporation process of the reflector lamp glass bulb, a silver plating layer is prevented from being oxidized, and the reflectivity of the glass bulb and the product quality are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of evaporation equipment, in particular to a kind of evaporation equipment of half side silvering of reflector lamp bulb inner wall. BACKGROUND

[0002] Reflective bulb is partially covered with a metal reflector on the inner surface of a bulb of suitable shape, thereby enabling directional light emission.

[0003] The silvering of half side of the inner wall of the reflector lamp bulb is currently used, and it is found in production that the silvering layer is easy to oxidize in the processing process, and the reflectivity of the bulb is reduced after oxidation, which makes it difficult to ensure the quality of the reflector lamp product. How to isolate oxygen during the silvering process of the inner wall of the reflector lamp bulb to ensure that the silvering layer is not oxidized and to improve the reflectivity of the bulb and the quality of the product has practical application significance. SUMMARY

[0004] The utility model aims at providing a kind of evaporation equipment of half side silvering of reflector lamp bulb inner wall, solve the problem that the reflector lamp bulb is easy to oxidize in production process, lead to the reflectivity of the bulb is reduced, affect product quality.

[0005] The technical scheme for solving the above technical problem of the utility model is as follows: an evaporation equipment for silvering half side of the inner wall of a reflector lamp bulb, comprising a base, a bulb sealing seat is connected to the upper part of the base, an electrode fixing plate is connected to the bottom of the base, the electrode fixing plate is provided with a first conductive column, a second conductive column and a third conductive column; a silver evaporation electrode is connected to the first conductive column, a silicon dioxide evaporation electrode is connected to the second conductive column, and a common electrode is connected to the third conductive column;

[0006] The silver evaporation electrode, the silicon dioxide evaporation electrode and the common electrode all pass from the inside of the base to above the bulb sealing seat; a silver evaporation plate is connected between the silver evaporation electrode and the common electrode; a silicon dioxide evaporation plate is connected between the silicon dioxide evaporation electrode and the common electrode;

[0007] A baffle support is also fixed between the silver evaporation electrode and the common electrode, and a shielding mechanism is connected to the baffle support; the bulb sealing seat is used to place a reflector lamp bulb outside, and the reflector lamp bulb is covered outside the shielding mechanism.

[0008] As a preferred scheme of the evaporation equipment for silvering half side of the inner wall of a reflector lamp bulb, the shielding mechanism comprises a front baffle, a rear baffle, a left rotating arm, a right rotating arm, a left movable baffle and a right movable baffle;

[0009] The front baffle is fixedly connected to the baffle support, the front baffle and the rear baffle are fixedly connected through an adapter block, and an active gap is formed between the front baffle and the rear baffle.

[0010] The left rotating arm one end and the left movable shield plate are hinged through a rotating shaft, and the left rotating arm other end and the front shield plate are hinged through a rotating shaft.

[0011] The right rotating arm one end and the right movable shield plate are hinged through a rotating shaft, and the right rotating arm other end and the rear shield plate are hinged through a rotating shaft.

[0012] As a preferred scheme of the evaporation equipment for silvering the inner wall half side of the reflector lamp glass bulb, the front shield plate is connected with a first limiting block shaft, and the rear shield plate is connected with a second limiting block shaft.

[0013] As a preferred scheme of the evaporation equipment for silvering the inner wall half side of the reflector lamp glass bulb, the outer end face of the left movable shield plate and the right movable shield plate is a curved surface matching the inner wall of the reflector lamp glass bulb cover.

[0014] As a preferred scheme of the evaporation equipment for silvering the inner wall half side of the reflector lamp glass bulb, the length of the silver evaporation electrode and the common electrode is the same, and the length of the silicon dioxide evaporation electrode is less than the length of the silver evaporation electrode / the common electrode.

[0015] As a preferred scheme of the evaporation equipment for silvering the inner wall half side of the reflector lamp glass bulb, the glass bulb sealing seat is in the shape of a circular truncated cone matching the opening part of the reflector lamp glass bulb cover, and the outer part of the glass bulb sealing seat is sleeved with a sealing ring.

[0016] As a preferred scheme of the evaporation equipment for silvering the inner wall half side of the reflector lamp glass bulb, one end of the base is connected with a vacuum extraction interface, and the other end of the base is connected with a vacuum measurement port.

[0017] As a preferred scheme of the evaporation equipment for silvering the inner wall half side of the reflector lamp glass bulb, the vacuum extraction interface / the vacuum measurement port passes through the base to lead the inner cavity of the reflector lamp glass bulb placed outside the glass bulb sealing seat.

[0018] The utility model discloses the beneficial effect as follows: the upper portion of base is connected with the glass shell sealing seat, and the bottom of base is connected with the electrode fixed plate, and the electrode fixed plate is equipped with first conducting column, second conducting column and third conducting column, first conducting column is connected with the silver evaporation electrode, and second conducting column is connected with the silica evaporation electrode, and third conducting column is connected with the common electrode, the silver evaporation electrode, the silica evaporation electrode, the common electrode all go out from the inside of base to the top of glass shell sealing seat, the silver evaporation electrode and the common electrode are connected with silver evaporation plate, and the silica evaporation electrode and the common electrode are connected with silica evaporation plate, the silver evaporation electrode and the common electrode still are fixed with baffle support, and baffle support is connected with the shielding mechanism, the outside of glass shell sealing seat is used for placing the reflector lamp glass shell, and the reflector lamp glass shell covers the outside of shielding mechanism, the utility model discloses can make the reflector lamp glass shell evaporation process effectively isolate oxygen, guarantee that silver plating layer is not oxidized to improve the glass shell reflectivity, improve product quality. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only exemplary, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of the provided drawings.

[0020] The structure, proportion, size and the like shown in the specification are only used to cooperate with the content disclosed in the specification, so that those skilled in the art can understand and read, and are not used to limit the limiting conditions that the present application can be implemented, so they do not have technical significance. Any modification of structure, change of proportion relationship or adjustment of size, without affecting the effect and purpose that the present application can produce, should still fall within the scope of the technical content disclosed by the present application.

[0021] Figure 1 The first perspective view of the evaporation equipment for silver plating on the inner wall of the reflector lamp glass shell half side provided in the embodiment of the utility model is shown in the figure.

[0022] Figure 2 The second perspective view of the evaporation equipment for silver plating on the inner wall of the reflector lamp glass shell half side provided in the embodiment of the utility model is shown in the figure.

[0023] Figure 3 The front view of the evaporation equipment for silver plating on the inner wall of the reflector lamp glass shell half side provided in the embodiment of the utility model is shown in the figure.

[0024] Figure 4 The schematic diagram of the shielding mechanism of the evaporation equipment for silver plating on the inner wall of the reflector lamp glass shell half side provided in the embodiment of the utility model is shown in the figure.

[0025] Figure 5 Figure 1 is a schematic view of the front shielding plate and the base of the evaporation equipment for silver-plating the inner wall of the half side of the reflector lamp glass bulb according to the present application;

[0026] Figure 6 Figure 2 is a schematic view of the rear shielding plate and the base of the evaporation equipment for silver-plating the inner wall of the half side of the reflector lamp glass bulb according to the present application;

[0027] Figure 7 Figure 3 is a schematic view of the use of the evaporation equipment for silver-plating the inner wall of the half side of the reflector lamp glass bulb according to the present application.

[0028] In the figure, 1 is the base, 2 is the glass bulb sealing seat, 3 is the electrode fixing plate, 4 is the first conductive column, 5 is the second conductive column, 6 is the third conductive column, 7 is the silver evaporation electrode, 8 is the silicon dioxide evaporation electrode, 9 is the common electrode, 10 is the silver evaporation plate, 11 is the silicon dioxide evaporation plate, 12 is the shielding plate support, 13 is the front shielding plate, 14 is the rear shielding plate, 15 is the left rotating arm, 16 is the right rotating arm, 17 is the left movable shielding plate, 18 is the right movable shielding plate, 19 is the movable gap, 20 is the first limiting blocking shaft, 21 is the second limiting blocking shaft, 22 is the sealing ring, 23 is the vacuum extraction interface, 24 is the vacuum measurement port, and 25 is the reflector lamp glass bulb. DETAILED DESCRIPTION

[0029] In order to make the above-mentioned purposes, features and advantages of the present application more apparent and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the accompanying drawings. In the following description, a large number of specific details are set forth in order to fully understand the present application. However, the present application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without departing from the spirit of the present application, so the present application is not limited by the specific embodiments disclosed below.

[0030] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terms used in the specification of the present application are only for the purpose of describing specific embodiments and are not intended to limit the present application.

[0031] Reference is made to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6The utility model discloses a kind of evaporation equipment of half side silvering of reflection lamp glass inner wall, including base 1, the upper portion of base 1 is connected with glass bulb sealing seat 2, the bottom of base 1 is connected with electrode fixed plate 3, electrode fixed plate 3 is equipped with first electrically conductive column 4, second electrically conductive column 5 and third electrically conductive column 6;First electrically conductive column 4 is connected with silver evaporation electrode 7, second electrically conductive column 5 is connected with silica evaporation electrode 8, and third electrically conductive column 6 is connected with common electrode 9;

[0032] Wherein, silver evaporation electrode 7, silica evaporation electrode 8, common electrode 9 are all from the inside of base 1 to the top of glass bulb sealing seat 2;Silver evaporation electrode 7 and common electrode 9 are connected with silver evaporation plate 10;Silica evaporation electrode 8 and common electrode 9 are connected with silica evaporation plate 11;

[0033] Wherein, silver evaporation electrode 7 and common electrode 9 are also fixed with baffle support 12, and baffle support 12 is connected with shielding mechanism;The outside of glass bulb sealing seat 2 is used to place reflection lamp glass 25, and reflection lamp glass 25 is covered outside shielding mechanism.

[0034] In the embodiment, shielding mechanism includes front baffle 13, rear baffle 14, left rotating arm 15, right rotating arm 16, left movable baffle 17 and right movable baffle 18;Front baffle 13 and baffle support 12 are fixedly connected, and front baffle 13 and rear baffle 14 are fixedly connected through adapter block, and the clearance 19 of activity is formed between front baffle 13 and rear baffle 14;Left rotating arm 15 one end and left movable baffle 17 are hinged through rotating shaft, and left rotating arm 15 other end and front baffle 13 are hinged through rotating shaft;Right rotating arm 16 one end and right movable baffle 18 are hinged through rotating shaft, and right rotating arm 16 other end and rear baffle 14 are hinged through rotating shaft;The outer end surface of left movable baffle 17, right movable baffle 18 is the curved surface that kisses the cover inner wall of reflection lamp glass 25.

[0035] Specifically, the left movable shielding plate 17 can rotate relative to the front shielding plate 13 through the left rotating arm 15, and then the left movable shielding plate 17 is accommodated into the movable gap 19 between the front shielding plate 13 and the rear shielding plate 14; the right movable shielding plate 18 can rotate relative to the rear shielding plate 14 through the right rotating arm 16, and then the right movable shielding plate 18 is accommodated into the movable gap 19 between the front shielding plate 13 and the rear shielding plate 14; the left rotating arm 15 and the right rotating arm 16 swing through the rotating shaft arranged; after manually accommodating the left movable shielding plate 17 and the right movable shielding plate 18, the reflector bulb 25 is placed on the bulb sealing seat 2; after the reflector bulb 25 is placed on the bulb sealing seat 2, the left movable shielding plate 17 and the right movable shielding plate 18 are loosened, and under the action of gravity, the left movable shielding plate 17 and the right movable shielding plate 18 can be automatically opened, so that the outer end faces of the left movable shielding plate 17 and the right movable shielding plate 18 are curved surfaces matching the inner wall of the reflector bulb 25.

[0036] In the embodiment, the front shielding plate 13 is connected with a first limiting shaft 20, and the rear shielding plate 14 is connected with a second limiting shaft 21. The swing amplitude of the left movable shielding plate 17 is limited through the first limiting shaft 20, and the swing amplitude of the right movable shielding plate 18 is limited through the second limiting shaft 21.

[0037] In the embodiment, the length of the silver evaporation electrode 7 and the common electrode 9 is the same, and the length of the silicon dioxide evaporation electrode 8 is smaller than that of the silver evaporation electrode 7 and the common electrode 9. Since the length of the silver evaporation electrode 7 and the common electrode 9 is the same, and the length of the silver evaporation electrode and the common electrode 9 is large, the silver evaporation plate 10 and the silicon dioxide evaporation plate 11 can be separated in up and down directions, and the mutual interference in structure is avoided. Meanwhile, it is convenient to arrange the shielding plate support 12 on the silver evaporation electrode 7 and the common electrode 9.

[0038] In the embodiment, the bulb sealing seat 2 is in the shape of a circular truncated cone matching the opening of the reflector bulb 25, and the bulb sealing seat 2 is externally sleeved with a sealing ring 22. One end of the base 1 is connected with a vacuum extraction interface 23, and the other end of the base 1 is connected with a vacuum measurement opening 24. The vacuum extraction interface 23 and the vacuum measurement opening 24 lead the inner cavity of the reflector bulb 25 externally placed on the bulb sealing seat 2 through the base 1.

[0039] Specifically, after the reflector bulb 25 is placed on the bulb sealing seat 2, the opening position of the reflector bulb 25 is sealed through the sealing ring 22, so that the inside of the reflector bulb 25 can be vacuumized through the vacuum extraction interface 23, and the vacuum degree inside the reflector bulb 25 can be measured through the vacuum measurement opening 24.

[0040] The use process of the utility model is as follows:

[0041] S1, prepare evaporation material: put the appropriate amount of silver sheet on the silver evaporation plate 10, and put the appropriate amount of silica powder on the silica evaporation plate 11;

[0042] S2, put the reflector lamp glass shell 25: the left and right movable shielding plates 17 and 18 of the shielding mechanism can be manually closed, and the reflector lamp glass shell 25 is placed on the glass shell sealing seat 2 and contacts the multi-stage sealing ring 22. After the reflector lamp glass shell 25 is placed, see Figure 7 , the left and right movable shielding plates 17 and 18 of the shielding mechanism are automatically opened under the action of gravity, and shield the inner wall of the reflector lamp glass shell 25 that does not need to be plated with silver;

[0043] S3, vacuumizing: vacuumizing from the vacuumizing port on the base 1, and real-time detecting the vacuum degree 5×10 -3 pascal at the vacuum measuring port 24;

[0044] S4, silver plating: the silver evaporation plate 10 is made of tungsten sheet and connected between the silver evaporation electrode 7 and the common electrode 9. The silver evaporation electrode 7 and the common electrode 9 are powered from the power supply interfaces of the first and third conductive columns 4 and 6, so that the temperature of the silver evaporation plate 10 rapidly rises, the silver sheet on it evaporates instantaneously, and adheres to the area of the reflector lamp glass shell 25 that is not shielded by the shielding mechanism;

[0045] S5, silica plating: the silica evaporation plate 11 is also made of tungsten sheet and connected between the silica evaporation electrode 8 and the common electrode 9. The silica evaporation electrode 8 and the common electrode 9 are powered from the power supply interfaces of the second and third conductive columns 5 and 6, so that the temperature of the silica evaporation plate 11 rapidly rises, the silica powder on it evaporates instantaneously, and adheres to the area of the reflector lamp glass shell 25 that is not shielded by the shielding mechanism;

[0046] S6, nitrogen backfilling and auxiliary cooling: backfilling normal temperature nitrogen from the vacuumizing interface 23, auxiliary equipment cooling and protecting the plated layer to cool down to below 50 degrees, and then taking down the reflector lamp glass shell 25, completing the evaporation operation.

[0047] The utility model discloses a base 1's upper part is connected with glass shell seal seat 2, and the bottom of base 1 is connected with electrode fixed plate 3, and electrode fixed plate 3 is equipped with first electrically conductive column 4, second electrically conductive column 5 and third electrically conductive column 6, and first electrically conductive column 4 is connected with silver evaporation electrode 7, and second electrically conductive column 5 is connected with silica evaporation electrode 8, and third electrically conductive column 6 is connected with common electrode 9, and silver evaporation electrode 7, silica evaporation electrode 8, common electrode 9 all go out from the inside of base 1 to the top of glass shell seal seat 2, and silver evaporation electrode 7 and common electrode 9 are connected with silver evaporation plate 10, and silica evaporation electrode 8 and common electrode 9 are connected with silica evaporation plate 11, and silver evaporation electrode 7 and common electrode 9 are also fixed with baffle support 12, and baffle support 12 is connected with shielding mechanism, and the outside of glass shell seal seat 2 is used to place reflector lamp glass shell 25, and reflector lamp glass shell 25 covers the outside of shielding mechanism, left movable baffle 17 can rotate relative to front baffle 13 through left rotating arm 15, and then make left movable baffle 17 be received in the movable gap 19 between front baffle 13 and rear baffle 14, right movable baffle 18 can rotate relative to rear baffle 14 through right rotating arm 16, and then make right movable baffle 18 be received in the movable gap 19 between front baffle 13 and rear baffle 14, left rotating arm 15, right rotating arm 16 swing through the rotation axis of configuration, after manually receiving left movable baffle 17 and right movable baffle 18, conveniently place reflector lamp glass shell 25 on glass shell seal seat 2, when reflector lamp glass shell 25 is placed in glass shell seal seat 2, after loosening left movable baffle 17 and right movable baffle 18, under the action of gravity, left movable baffle 17 and right movable baffle 18 can open automatically, so that the outer end surface of left movable baffle 17, right movable baffle 18 is all the curved surface of the kiss reflector lamp glass shell 25 cover inner wall. Because silver evaporation electrode 7 and common electrode 9 are same in length, and the length of silver electrode and common electrode 9 is relatively big, can make silver evaporation plate 10 and silica evaporation plate 11 are misaligned and separated, avoid the mutual interference on structure. Also convenient in arranging baffle support 12 on silver evaporation electrode 7 and common electrode 9. When reflector lamp glass shell 25 is placed in glass shell seal seat 2, the opening position of reflector lamp glass shell 25 is sealed through sealing washer 22, so that the inside of reflector lamp glass shell 25 can be vacuumized through vacuumizing interface 23, and the vacuum degree of the inside of reflector lamp glass shell 25 can be measured through vacuum measuring port 24. The utility model can make the evaporation process of reflector lamp glass shell 25 effectively isolate oxygen, guarantee that silver plating layer is not oxidized, thereby improving the reflectivity of glass shell, improving product quality.

[0048] The technical features of the above-described embodiments can be combined in any manner. For brevity, not all possible combinations are described. However, any combination of the technical features is deemed to be within the scope of the disclosure.

[0049] The above-described embodiments only express several implementation manners of the utility model, the description is more specific and detailed, but can not therefore be understood as the limitation of the utility model patent range. It should be pointed out that for ordinary skilled person in the art, without departing from the utility model concept, several deformations and improvements can be made, which belong to the protection range of the utility model. Therefore, the protection range of the utility model patent should be subject to the appended claims.

Claims

1. A vapor deposition apparatus for silvering one half of the inner wall of a reflector lamp's glass shell, characterized in that, Includes a base (1), with a glass shell sealing seat (2) connected to the upper part of the base (1) and an electrode fixing plate (3) connected to the bottom of the base (1). The electrode fixing plate (3) is provided with a first conductive post (4), a second conductive post (5) and a third conductive post (6). The first conductive post (4) is connected to a silver evaporation electrode (7), the second conductive post (5) is connected to a silicon dioxide evaporation electrode (8), and the third conductive post (6) is connected to a common electrode (9). The silver evaporation electrode (7), the silicon dioxide evaporation electrode (8), and the common electrode (9) all extend from the inside of the base (1) to the top of the glass shell sealing seat (2); a silver evaporation plate (10) is connected between the silver evaporation electrode (7) and the common electrode (9); a silicon dioxide evaporation plate (11) is connected between the silicon dioxide evaporation electrode (8) and the common electrode (9); A baffle bracket (12) is fixed between the silver vapor electrode (7) and the common electrode (9), and the baffle bracket (12) is connected to a shielding mechanism; the outside of the glass shell sealing seat (2) is used to place the reflector glass shell (25), and the reflector glass shell (25) covers the outside of the shielding mechanism.

2. The vapor deposition equipment for silver plating one half of the inner wall of a reflector lamp glass shell according to claim 1, characterized in that, The blocking mechanism includes a front blocking plate (13), a rear blocking plate (14), a left rotating arm (15), a right rotating arm (16), a left movable blocking plate (17), and a right movable blocking plate (18); The front baffle (13) and the baffle bracket (12) are fixedly connected, and the front baffle (13) and the rear baffle (14) are fixedly connected by a transition block, and an movable gap (19) is formed between the front baffle (13) and the rear baffle (14). One end of the left rotating arm (15) and the left movable baffle (17) are hinged together by a rotating shaft, and the other end of the left rotating arm (15) and the front baffle (13) are hinged together by a rotating shaft. One end of the right rotating arm (16) and the right movable baffle (18) are hinged together by a rotating shaft, and the other end of the right rotating arm (16) and the rear baffle (14) are hinged together by a rotating shaft.

3. The vapor deposition equipment for silver plating one half of the inner wall of a reflector lamp glass shell according to claim 2, characterized in that, The front baffle (13) is connected to a first limiting stop shaft (20), and the rear baffle (14) is connected to a second limiting stop shaft (21).

4. The vapor deposition equipment for silver plating on one half of the inner wall of a reflector lamp glass shell according to claim 2, characterized in that, The outer end faces of the left movable shield (17) and the right movable shield (18) are both curved surfaces that match the inner wall of the reflector glass shell (25).

5. The vapor deposition equipment for silver plating one half of the inner wall of a reflector lamp glass shell according to claim 1, characterized in that, The silver evaporation electrode (7) and the common electrode (9) have the same length, and the length of the silicon dioxide evaporation electrode (8) is less than the length of the silver evaporation electrode (7) / the common electrode (9).

6. The vapor deposition equipment for silver plating one half of the inner wall of a reflector lamp glass shell according to claim 1, characterized in that, The glass shell sealing seat (2) is shaped like a frustum that matches the opening of the reflector glass shell (25), and a sealing ring (22) is fitted on the outside of the glass shell sealing seat (2).

7. The vapor deposition equipment for silver plating on one half of the inner wall of a reflector lamp glass shell according to claim 1, characterized in that, One end of the base (1) is connected to a vacuum port (23), and the other end of the base (1) is connected to a vacuum measuring port (24).

8. The vapor deposition equipment for silver plating one half of the inner wall of a reflector lamp glass shell according to claim 7, characterized in that, The vacuum port (23) / vacuum measuring port (24) is connected to the inner cavity of the reflector glass shell (25) placed outside the glass shell sealing seat (2) through the base (1).

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