# US 10,767,253 B2 · Manufacturing apparatus for manufacturing mask frame assembly > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,767,253 B2 - Document ID: US10767253B2 - Status: Granted - Kind: B2 - Application number: 15/752,788 - Filed: 2017-07-31 - Published: 2019-01-03 - Granted: 2020-09-08 - Earliest claimed: 2016-09-26 - Assignees: Boe Technology Group Co., Ltd.; Ordos Yuansheng Optoelectronics Co., Ltd. - Applicants: Boe Technology Group Co., Ltd.; Ordos Yuansheng Optoelectronics Co., Ltd. - Inventors: Xinjian Zhang; Dejian Liu - Web page: https://patentgrep.com/patent/US10767253B2 ## CPC - C23C 14/042: {using masks} - B05C 21/005: {Masking devices (stencils B05C17/06; masking devices for which the means for applying liquids or other fluent material is spraying or is not important B05B12/20)} - C23C 14/24: Vacuum evaporation - H10K 71/166: {using selective deposition, e.g. using a mask} - C23C: COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL (making metal-coated products by extrusion B21C23/22; covering with metal by connecting pre-existing layers to articles, see the relevant places, e.g. B21D39/00, B23K; metallising of glass C03C; metallising mortars, concrete, artificial stone, ceramics or natural stone C04B41/00; enamelling of, or applying a vitreous layer to, metals C23D; treating metal surfaces or coating of metals by electrolysis or electrophoresis C25D; single-crystal film growth C30B; by metallising textiles D06M11/83; decorating textiles by locally metallising D06Q1/04) - B05C: APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL (spraying apparatus, atomising apparatus, nozzles B05B; plant for applying liquids or other fluent materials to objects by electrostatic spraying B05B5/08) - H10K: ORGANIC ELECTRIC SOLID-STATE DEVICES ## Abstract An embodiment of the present disclosure provides a manufacturing apparatus for manufacturing a mask frame assembly, relates to a technical field of display apparatus manufacturing, which can reduce the friction between a frame and a stage of the manufacturing apparatus for manufacturing the mask frame assembly. The manufacturing apparatus for manufacturing the mask frame assembly provided by an embodiment of the present disclosure includes: a stage for carrying a frame; a resistance reducing part located on the stage, which is configured to reduce the frictional resistance between the frame and the stage when they move relative to each other. ## Claims ### Claim 1 A manufacturing apparatus for manufacturing a mask frame assembly having a mask and a frame, the manufacturing apparatus comprising: a stage for carrying a frame, a resistance reducer located on the stage, and a thruster configured to push opposite sides of the frame inward, wherein the thruster is configured to apply a pushing force to the frame before the mask is bonded so that the frame is in a pressed state, and remove the pushing force after the mask is bonded so that the mask generates a tension restoring to a natural state, the tension configured to cancel out some of a shrinking force of the mask, wherein the resistance reducer comprises an air supper which is configured to blow air towards a surface of the frame near the stage when the thruster pushes the opposite sides of the frame inward to reduce or eliminate a frictional resistance between the frame and the stage when they move relative to each other, thereby reducing an error between an actual deformation and a simulated deformation of the frame when the thruster pushes the opposite sides of the frame inward. ### Claim 2 (depends on 1) The manufacturing apparatus according to claim 1, wherein a plurality of through holes arranged in matrix form are provided in the stage, an air outlet of the air supplier is communicated with an end of each through hole facing away from the frame. ### Claim 3 (depends on 2) The manufacturing apparatus according to claim 2, wherein a pressure control valve is provided at a position where each of the through holes is connected to the air outlet of the air supplier. ### Claim 4 (depends on 1) The manufacturing apparatus according to claim 1, wherein the air supplier is further provided with an air dryer. ### Claim 5 (depends on 1) The manufacturing apparatus according to claim 1, wherein the air supplier is further provided with an air purifier. ### Claim 6 (depends on 1) The manufacturing apparatus according to claim 1, wherein the resistance reducer comprises a plurality of rolling elements, a top end of each rolling element protrudes from a surface of the stage for placing the frame. ### Claim 7 (depends on 6) The manufacturing apparatus according to claim 6, wherein the rolling elements comprise rolling shafts and rollers sleeved on the rolling shafts, longitudinal axes of the rolling shafts are parallel to the surface of the stage for placing the frame and perpendicular to a pushing movement direction of the frame. ### Claim 8 (depends on 6) The manufacturing apparatus according to claim 6, wherein the rolling elements comprise balls, grooves are formed on the stage at positions corresponding to the balls, and the balls are disposed in the grooves. ### Claim 9 (depends on 1) The manufacturing apparatus according to claim 1, wherein the resistance reducer is arranged in a square frame shape. ### Claim 10 (depends on 1) The manufacturing apparatus according to claim 1, wherein the frame is a metal frame. ### Claim 11 (depends on 2) The manufacturing apparatus according to claim 2, wherein the frame is a metal frame. ### Claim 12 (depends on 6) The manufacturing apparatus according to claim 6, wherein the frame is a metal frame.