Provided is a vacuum pumping device and a related method for manufacturing a vacuum glazing. The vacuum pumping device includes: a circular tubular pumping operation unit; a cylindrical pump-out hole sealing operation unit; a control part; and a driving device. The pumping operation unit and the pum
Provided is a vacuum pumping device and a related method for manufacturing a vacuum glazing. The vacuum pumping device includes: a circular tubular pumping operation unit; a cylindrical pump-out hole sealing operation unit; a control part; and a driving device. The pumping operation unit and the pump-out hole sealing operation unit share a central axis, and form a cylinder with the former being outside and the latter being inside. A pumping channel is formed in a tube wall of the pumping operation unit, and a heating unit is disposed in the top portion inside the pump-out hole sealing operation unit. The control part time-sequentially controls the pumping operation unit and the pump-out hole sealing operation unit to move, controls the pumping channel to perform operations, and controls the heating unit to heat a sealing sheet to perform a pump-out hole sealing operation.
대표청구항▼
1. A vacuum pumping device for manufacturing a vacuum glazing, comprising: a circular tubular pumping operation unit;a cylindrical pump-out hole sealing operation unit;a control part; anda driving device,wherein the pumping operation unit and the pump-out hole sealing operation unit share a same cen
1. A vacuum pumping device for manufacturing a vacuum glazing, comprising: a circular tubular pumping operation unit;a cylindrical pump-out hole sealing operation unit;a control part; anda driving device,wherein the pumping operation unit and the pump-out hole sealing operation unit share a same central axis, form a cylinder with the operation unit being outside and the pump-out hole sealing operation unit being inside, and are able to move relatively along the central axis,wherein a pumping channel is formed in a tube wall of the pumping operation unit to be connected to an inner surface of the tube wall, and a heating unit is provided in a top portion inside the pump-out hole sealing operation unit, andwherein the control part, through the driving device, time-sequentially controls the pumping operation unit and the pump-out hole sealing operation unit to move relatively along the central axis, controls the pumping channel to perform a pre-pumping/pre-pressing operation and a vacuum pumping operation, and controls the heating unit to heat a sealing sheet to perform a pump-out hole sealing operation,wherein the vacuum pumping device further comprises:an elastic heat-resisting seal ring provided on a top of the pumping operation unit, anda cooling system formed in the tube wall of the pumping operation unit. 2. The vacuum pumping device of claim 1, wherein the driving device comprises: a lift driving device for driving the pumping operation unit and the pump-out hole sealing operation unit to move relatively along the central axis;a pre-pressing/vacuum pumping driving device for controlling the pumping channel of the pumping operation unit to perform the pre-pumping/pre-pressing operation and the vacuum pumping operation;a heating driving device for controlling the heating unit to heat the sealing sheet; anda cooling driving device for driving cooling liquid to flow circularly in the cooling system. 3. The vacuum pumping device of claim 1, wherein the pumping operation unit includes a pre-pumping/pre-pressing operation unit and a vacuum pumping operation unit, wherein the pre-pumping/pre-pressing operation unit and the vacuum pumping operation unit have the same central axis as the pump-out hole sealing operation unit, and form a circular tube with the pre-pumping/pre-pressing operation unit being outside and the vacuum pumping operation unit being inside, andwherein pumping channels for respectively performing the pre-pumping/pre-pressing and the vacuum pumping operation are formed in the respective tube walls of the pre-pumping/pre-pressing operation unit and the vacuum pumping operation unit. 4. The vacuum pumping device of claim 3, wherein the driving device comprises: a lift driving device for driving the pre-pumping/pre-pressing operation unit, the vacuum pumping operation unit and the pump-out hole sealing operation unit to move relatively along the central axis;a pre-pressing/vacuum pumping driving device for controlling the pumping channel of the pre-pumping/pre-pressing operation unit and the pumping channel of the vacuum pumping operation unit to perform the pre-pumping/pre-pressing operation and the vacuum pumping operation, respectively;a heating driving device for controlling the heating unit to heat the sealing sheet; anda cooling driving device for driving cooling liquid to flow circularly in the cooling system. 5. A method of performing a pre-pumping/pre-pressing operation, a vacuum pumping operation and a pump-out hole sealing operation in manufacturing a vacuum glazing by using the vacuum pumping device according to claim 1, the method including the steps of: when performing the pre-pumping/pre-pressing operation and the vacuum pumping operation:moving the pumping operation unit along the central axis such that the pumping operation unit is positioned on a lower surface of the vacuum glazing being processed and is aligned with the centre of a pump-out hole, thereby causing a cavity formed by relative movement of the pumping operation unit and the pump-out hole sealing operation unit to be connected to a cavity layer of the vacuum glazing being processed via the pump-out hole, and the pumping channel of the pumping operation unit to be connected to the cavity;performing the pre-pumping/pre-pressing operation and the vacuum pumping operation through the pumping channel of the pumping operation unit andwhen performing the pump-out hole sealing operation:moving the pump-out hole sealing unit along the central axis such that a sealing sheet with a sealing solder is placed on the pump-out hole; andcontrolling the heating unit to heat the sealing sheet so as to fuse the sealing solder, thereby sealing the pump-out hole. 6. The method of claim 5, wherein the driving device comprises: a lift driving device for driving the pumping operation unit and the pump-out hole sealing operation unit to move relatively along the central axis;a pre-pressing/vacuum pumping driving device for controlling the pumping channel of the pumping operation unit to perform the pre-pumping/pre-pressing operation and the vacuum pumping operation;a heating driving device for controlling the heating unit to heat the sealing sheet; anda cooling driving device for driving cooling liquid to flow circularly in the cooling system. 7. A method of performing a pre-pumping/pre-pressing operation, a vacuum pumping operation and a pump-out hole sealing operation in manufacturing a vacuum glazing by using the vacuum pumping device according to claim 3, the method including the steps of: when performing the pre-pumping/pre-pressing operation:moving the pre-pumping/pre-pressing operation unit along the central axis such that the pre-pumping/pre-pressing operation unit is positioned on a lower surface of the vacuum glazing being processed and is aligned with the centre of a pump-out hole, thereby causing a cavity formed by relative movement of the pre-pumping/pre-pressing operation unit and the pump-out hole sealing operation unit to be connected to a cavity layer of the vacuum glazing being processed via the pump-out hole, and the pumping channel of the pre-pumping/pre-pressing operation unit to be connected to the cavity; andperforming the pre-pumping/pre-pressing operation through the pumping channel of the pre-pumping/pre-pressing operation unit, andwhen performing the vacuum pumping operation:moving the vacuum pumping operation unit along the central axis such that the vacuum pumping operation unit is positioned on the lower surface of the vacuum glazing being processed and is aligned with the centre of the pump-out hole, thereby causing a cavity formed by relative movement of the vacuum pumping operation unit and the pump-out hole sealing operation unit to be connected to the cavity layer of the vacuum glazing being processed via the pump-out hole, and the pumping channel of the vacuum pumping operation unit to be connected to the cavity; andperforming the vacuum pumping operation through the pumping channel of the vacuum pumping operation unit, andwhen performing the pump-out hole sealing operation:moving the pump-out hole sealing unit along the central axis such that a sealing sheet with a sealing solder is placed on the pump-out hole; andcontrolling the heating unit to heat the sealing sheet so as to fuse the sealing solder, thereby sealing the pump-out hole. 8. The method of claim 7, wherein the driving device comprises: a lift driving device for driving the pre-pumping/pre-pressing operation unit, the vacuum pumping operation unit and the pump-out hole sealing operation unit to move relatively along the central axis;a pre-pressing/vacuum pumping driving device for controlling the pumping channel of the pre-pumping/pre-pressing operation unit and the pumping channel of the vacuum pumping operation unit to perform the pre-pumping/pre-pressing operation and the vacuum pumping operation, respectively;a heating driving device for controlling the heating unit to heat the sealing sheet; anda cooling driving device for driving cooling liquid to flow circularly in the cooling system.
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이 특허에 인용된 특허 (3)
Zhao, Ning, Encapsulated getter arranged in vacuum glazing.
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