CN101804489A - Direct heating type vacuum welding furnace - Google Patents
Direct heating type vacuum welding furnace Download PDFInfo
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- CN101804489A CN101804489A CN 201010153189 CN201010153189A CN101804489A CN 101804489 A CN101804489 A CN 101804489A CN 201010153189 CN201010153189 CN 201010153189 CN 201010153189 A CN201010153189 A CN 201010153189A CN 101804489 A CN101804489 A CN 101804489A
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- vacuum chamber
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- heating dish
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Abstract
The invention provides a direct heating type vacuum welding furnace which comprises a shell body, a vacuum chamber, electrodes, graphite heating plates and a gland; the vacuum chamber is sleeved in the shell body and the two are fixed together through two vertical columns; each vertical column is provided with a connecting body, one end of the connecting body is sleeved on one vertical column, and the other end thereof is provided with an opening, and is clamped on the other vertical column through the opening; the connecting body is provided with a screw rod, the upper end of the screw rod is provided with a hand wheel, and the lower end thereof is provided with the gland; a cooling device is arranged in the gland; the two electrodes extend into the vacuum chamber from the lower part of the vacuum chamber and are fixed on the vacuum chamber; the upper end of each vacuum chamber is provided with a positioning column; the graphite heating plates are arranged on the two electrodes through the positioning columns on the upper end of the electrodes; and clamping devices are arranged on the graphite heating plates. The direct heating type vacuum welding furnace directly heats devices on the graphite heating plates through the direct heating type vacuum welding furnace which directly contact with the two electrodes, and has the advantages of good heating effect, high efficiency and high welding quality.
Description
Technical field
The present invention relates to a kind of vacuum brazing stove that is used for the electronic devices and components welding, belong to the vacuum brazing stove technical field.
Background technology
Vacuum brazing stove is a kind of equipment that adds thermal weld in vacuum environment, and its vacuum chamber is evacuated by vavuum pump.Vacuum chamber connects with vavuum pump with pipeline, and the inferior utmost point two ends of transformer are connected with two electrodes respectively, and two electrodes stretch into vacuum chamber.The mode of heating of existing vacuum brazing stove all belongs to indirect type, the components and parts that heat required welding are placed in the vacuum chamber, by mode of heating about the quartzy heating plate, the temperature of energising back welded plate reaches 100--300 ℃, produce a large amount of heat, components and parts indirect in the vacuum chamber welds together under heating and vacuum state.This mode, owing to be indirect, the heating weak effect, speed is slow, and welding quality is difficult to guarantee.
Summary of the invention
The present invention is directed to the deficiency that existing vacuum brazing stove mode of heating exists, a kind of direct heating type vacuum welding furnace effective, that welding quality is high that heats is provided.
Direct heating type vacuum welding furnace of the present invention adopts following technical proposals:
This direct heating type vacuum welding furnace comprises housing, vacuum chamber, electrode, graphite heating dish and gland; Vacuum chamber is sleeved in the housing and by two columns and is fixed together, and the upper surface of vacuum chamber is provided with sealing ring; On two columns connector is installed, an end of connector is sleeved on one of them column, and the other end of connector is provided with opening, is contained on another column by this open card; Screw rod is installed on the connector, and the upper end of screw rod is equipped with handwheel, and the lower end is equipped with gland; Be provided with cooling device in the gland; Two electrodes are stretched in the vacuum chamber by the bottom of vacuum chamber, and be fixed on the vacuum chamber, the upper end of two electrodes is equipped with reference column, the graphite heating dish is installed on two electrodes by the reference column of electrode upper end, the graphite heating dish is provided with the equal chute of electric current, is placed with hold down gag above the graphite heating dish.
Hold down gag presses the body two ends respectively to be set with a briquetting by pressing body, briquetting and spring to form, and briquetting is provided with retaining groove, presses body to be provided with backing pin, and backing pin inserts in the retaining groove, presses between body two ends and two briquettings and is equipped with spring.Briquetting is a resistant to elevated temperatures insulator.When gland compresses downwards, also can press the pressure body simultaneously, press body to move down, spring is compressed, thereby briquetting is pressed on the graphite heating dish.
The graphite heating dish is made up of two-layer graphite cake up and down, and two-layer graphite cake overlaps together, and is equipped with the equal chute of electric current on the two-layer graphite cake.The element that need weld is clipped in the centre of two-layer graphite cake.
The course of work of above-mentioned vacuum brazing stove is:
By the handwheel rotating screw bolt, make screw rod drive gland and rise, unclamp connector, make connector and on screw rod, the gland on the screw rod produce together, open wide the suitable for reading of vacuum chamber.The components and parts that will weld are placed on lower floor's graphite cake of graphite heating dish, then the upper strata graphite cake are pressed on lower floor's graphite cake, the element of needs welding are clipped in the centre of two-layer graphite cake.The graphite heating dish is installed on two electrodes, and locatees by the reference column of electrode upper end.On whole graphite heating dish, place two hold down gags.With connector and on screw rod and gland go to vacuum chamber top, and connector is fixed on two columns, by the handwheel rotating screw bolt, make screw rod drive gland and move down, be pressed on the vacuum chamber upper surface, vacuum chamber is sealed up, gland presses hold down gag simultaneously, the graphite heating dish is pressed on two electrodes, and directly to the heating of the components and parts on the graphite heating dish, components and parts are finished welding under heating, pressurization and vacuum state by electrode.Electrode voltage is 6V-10V, and electric current is 2000A-2500A.
The present invention contacts by the graphite heating dish is directly compressed with two electrodes, by the mode of the inner heating of big current low voltage, welding is finished in the direct heating of components and parts that is placed on the graphite heating dish, this mode heats effective, the efficient height, the welding quality height.
Description of drawings
Fig. 1 is the structural representation of vacuum brazing stove of the present invention.
Fig. 2 is the structural representation of hold down gag in the vacuum brazing stove of the present invention.
Fig. 3 is the structural representation of lower floor's graphite cake of graphite heating dish in the vacuum brazing stove of the present invention.
Among the figure: 1, housing, 2, sealing ring, 3, column, 4, gland, 5, handwheel, 6, screw rod, 7, hold down gag, 8, the graphite heating dish, 9, electrode, 10, reference column, 11, display screen, 12, connector, 13, vacuum chamber, 14, spring, 15, backing pin, 16, retaining groove, 17, the high-temperature insulation briquetting, 18, press body, 19, locating hole, 20, the equal chute of electric current, 21, the components and parts putting hole.
The specific embodiment
As shown in Figure 1, vacuum brazing stove of the present invention mainly comprises housing 1, vacuum chamber 13, electrode 9, graphite heating dish 8 and gland 4, and vacuum chamber 13 is installed in the housing 1 and by two columns 3 and is fixed together, and connector 12 is installed on the column 3.One end of connector 12 is sleeved on one of them column, can rotate around this column, and connector 12 other ends are provided with opening, and this opening may be stuck on another column, by tightening two nuts on the column connector 12 is fixed on two columns.By being threaded screw rod 6 is installed on the connector 12, the upper end of screw rod 6 is equipped with handwheel 5, and the lower end is equipped with gland 4, rotates handwheel 5 and makes screw rod 6 rotate and move down, thereby make gland 4 be pressed on the upper surface of vacuum chamber 13.The upper end of vacuum chamber 13 is provided with sealing ring 2.
Be a cavity in the gland 4, have water inlet and delivery port (not drawing among the figure) on the gland 4, make gland 4 coolings by in cavity, feeding cooling water, with the too high damage sealing ring 2 of the temperature that prevents gland 4.
The structure of hold down gag 7 as shown in Figure 2, form by pressing body 18, briquetting 17 and spring 14, press body 18 two ends respectively to be set with high temperature resistant and an insulate briquetting 17, briquetting 17 is provided with retaining groove 16, press body 18 to be provided with backing pin 15, backing pin 15 inserts in the retaining groove 16, presses between body 18 two ends and two briquettings 17 and is equipped with spring 14.When gland 4 compresses downwards, also can press body 18 simultaneously, press body 18 to move down, spring 14 is compressed, thereby briquetting 17 is pressed on the graphite heating dish 8.
Claims (3)
1. a direct heating type vacuum welding furnace comprises housing, vacuum chamber, electrode, graphite heating dish and gland; It is characterized in that: vacuum chamber is sleeved in the housing and by two columns and is fixed together, and the upper surface of vacuum chamber is provided with sealing ring; On two columns connector is installed, an end of connector is sleeved on one of them column, and the other end of connector is provided with opening, is contained on another column by this open card; Screw rod is installed on the connector, and the upper end of screw rod is equipped with handwheel, and the lower end is equipped with gland; Be provided with cooling device in the gland; Two electrodes are stretched in the vacuum chamber by the bottom of vacuum chamber, and be fixed on the vacuum chamber, the upper end of two electrodes is equipped with reference column, the graphite heating dish is installed on two electrodes by the reference column of electrode upper end, the graphite heating dish is provided with the equal chute of electric current, is placed with hold down gag above the graphite heating dish.
2. direct heating type vacuum welding furnace according to claim 1, it is characterized in that: described hold down gag is by pressing body, briquetting and spring to form, press the body two ends respectively to be set with a briquetting, briquetting is provided with retaining groove, press body to be provided with backing pin, backing pin inserts in the retaining groove, presses between body two ends and two briquettings and is equipped with spring.
3. direct heating type vacuum welding furnace according to claim 1 is characterized in that: described graphite heating dish is made up of two-layer graphite cake up and down, and two-layer graphite cake overlaps together, and is equipped with the equal chute of electric current on the two-layer graphite cake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010153189XA CN101804489B (en) | 2010-04-23 | 2010-04-23 | Direct heating type vacuum welding furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010153189XA CN101804489B (en) | 2010-04-23 | 2010-04-23 | Direct heating type vacuum welding furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101804489A true CN101804489A (en) | 2010-08-18 |
| CN101804489B CN101804489B (en) | 2011-10-05 |
Family
ID=42606531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010153189XA Active CN101804489B (en) | 2010-04-23 | 2010-04-23 | Direct heating type vacuum welding furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101804489B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103071877A (en) * | 2013-01-07 | 2013-05-01 | 山东高唐杰盛半导体科技有限公司 | Seal device for vacuum welding furnace |
| TWI651148B (en) * | 2017-11-14 | 2019-02-21 | 廣化科技股份有限公司 | Vacuum welding furnace |
| CN111843088A (en) * | 2020-07-28 | 2020-10-30 | 中原内配集团鼎锐科技有限公司 | High-speed vacuum brazing furnace |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1033840A (en) * | 1987-10-28 | 1989-07-12 | 底古萨股份公司 | Be used for the heat treated vacuum oven of metal works |
| JPH09168861A (en) * | 1995-12-20 | 1997-06-30 | Mitsubishi Heavy Ind Ltd | Heating furnace for glass brazing |
| CN201799733U (en) * | 2010-04-23 | 2011-04-20 | 山东高唐杰盛半导体科技有限公司 | Directly-heated vacuum welding furnace |
-
2010
- 2010-04-23 CN CN201010153189XA patent/CN101804489B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1033840A (en) * | 1987-10-28 | 1989-07-12 | 底古萨股份公司 | Be used for the heat treated vacuum oven of metal works |
| JPH09168861A (en) * | 1995-12-20 | 1997-06-30 | Mitsubishi Heavy Ind Ltd | Heating furnace for glass brazing |
| CN201799733U (en) * | 2010-04-23 | 2011-04-20 | 山东高唐杰盛半导体科技有限公司 | Directly-heated vacuum welding furnace |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103071877A (en) * | 2013-01-07 | 2013-05-01 | 山东高唐杰盛半导体科技有限公司 | Seal device for vacuum welding furnace |
| TWI651148B (en) * | 2017-11-14 | 2019-02-21 | 廣化科技股份有限公司 | Vacuum welding furnace |
| CN111843088A (en) * | 2020-07-28 | 2020-10-30 | 中原内配集团鼎锐科技有限公司 | High-speed vacuum brazing furnace |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101804489B (en) | 2011-10-05 |
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| C14 | Grant of patent or utility model | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20180612 Address after: 252800 Gaotang County Economic and Technological Development Zone, Liaocheng, Shandong Province Patentee after: Shandong Liansheng Electronic Equipment Co., Ltd. Address before: 252800 Hesheng Road, Gaotang high and new technology development zone, Gaotang County, Shandong Patentee before: Shandong Gaotang Jiesheng Semiconductor Technology Co., Ltd. |