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CN-117329818-B - Tunnel type lost foam pattern hot air circulation intelligent drying system

CN117329818BCN 117329818 BCN117329818 BCN 117329818BCN-117329818-B

Abstract

The invention relates to the technical field of tunnel type mold drying, in particular to a tunnel type lost foam pattern hot air circulation intelligent drying system which comprises a drying room, a mold and a bracket, wherein hot air boxes are arranged on two sides of the drying room, the hot air boxes are electrically dried, an upper station and a lower station which are distributed up and down are arranged in the drying box, extension frames are fixedly arranged on two ends of the drying room, a hoisting mechanism for hoisting the mold is arranged on the surface of each extension frame, and a lifting platform for lifting the mold and the bracket is arranged between each extension frame and the drying room. According to the invention, the transmission device, the lifting platform and the lifting mechanism are arranged, so that the automatic conveying and lifting of the die can be realized, the die is automatically conveyed into the drying room, the die is dried to a preset time, the lifting platform at the outlet end is orderly withdrawn, the labor intensity of a first-line worker is reduced, the use of transfer equipment is not required, and the working difficulty is simplified.

Inventors

  • WANG LEI
  • ZHOU CHUNLIN
  • LI CHONG
  • ZHANG HONGWEI
  • Yao Liubo

Assignees

  • 芜湖泓鹄材料技术有限公司

Dates

Publication Date
20260505
Application Date
20231031

Claims (6)

  1. 1. The utility model provides a tunnel type lost foam pattern heated air circulation intelligence drying system, its characterized in that, including stoving room (1), mould (8), bracket (9), the both sides in stoving room (1) all are provided with hot bellows (4), hot bellows (4) adopt electric stoving, the inside in stoving room (1) is provided with upper station (13) and lower station (14) that are distributed from top to bottom, the both ends in stoving room (1) are all fixed mounting has extension frame (3), the surface of extension frame (3) is provided with hoist mechanism (17) that are used for carrying out hoist and mount to mould (8), be provided with between extension frame (3) and stoving room (1) and be used for carrying out lift platform (6) to mould (8) and bracket (9), the inside upper station (13) and the inside transmission (16) that are used for carrying out the transmission to bracket (9) of lower station (14) of stoving room (1). The lifting mechanism (17) comprises a second travelling crane (177), a lifting hoist (178) and a portal frame (171), wherein the second travelling crane (177) is arranged on the surface of the extension frame (3), the lifting hoist (178) is arranged on the surface of the second travelling crane (177), a lifting steel rope is arranged on the surface of the lifting hoist (178), the portal frame (171) is arranged at the bottom end of the lifting steel rope, bearing plates (172) with L-shaped structures are respectively and slidably penetrated at positions, close to the bottom ends, of two arms of the portal frame (171), driving motors (175) are respectively and fixedly arranged in the two arms of the portal frame (171), driving gears (176) are respectively and rotatably connected with the two arms of the driving motors (175), the driving gears (176) are meshed with the driven gears (173), the two arms of the portal frame (171) are respectively and fixedly connected with the end parts of the screw rods (174) and the bearing plates (172), and the driven gears (173) are respectively and fixedly connected with the screw rods (174); The lifting platform (6) comprises a bottom plate (61), four air cylinders (62) are fixedly arranged on the surface of the bottom plate (61), and supporting plates (63) are fixedly arranged at output end ports of the four air cylinders (62); The transmission device (16) comprises a top plate (161), wherein the positions, close to two ends, of the top plate (161) are fixedly provided with first trolleys (162), the top plate (161) automatically walks in a drying room (1) through the first trolleys (162), four hydraulic cylinders (163) are fixedly arranged at the bottom of the top plate (161), fixing blocks (164) are fixedly arranged at output end ports of the hydraulic cylinders (163), gaps are formed in the bottoms of the fixing blocks (164), electric telescopic rods (165) are fixedly arranged in the fixing blocks (164), inserting rods (166) are fixedly arranged at output end ports of the electric telescopic rods (165), protruding blocks are welded at positions, close to four corners, of the top of each bracket (9), and insertion holes matched with the inserting rods (166) in size are formed in the surfaces of the protruding blocks; The inner wall of extension frame (3) and the inner wall of stoving room (1) all are provided with first slide (11) that supply first driving (162) to move, the inner wall of extension frame (3) is provided with second slide (12) that supply second driving (177) to move.
  2. 2. The intelligent drying system for hot air circulation of the tunnel-type lost foam pattern according to claim 1, wherein four cushion feet (10) are fixedly arranged at the bottom of the bracket (9), long grooves for penetrating the bottom ends of the portal frames (171) are formed in the center positions of the surfaces of the bracket (9), positioning holes (15) matched with the cushion feet (10) in size are formed in the bottom walls of the upper station (13) and the lower station (14), and four positioning sleeves (64) matched with the cushion feet (10) in size are fixedly arranged on the surfaces of the supporting plates (63).
  3. 3. The intelligent drying system for the hot air circulation of the tunnel type lost foam pattern according to claim 1, wherein a flow dividing plate (41) for adjusting the wind direction is rotatably connected in the hot air box (4), and a blowing opening (7) for allowing hot air to enter is formed in the side wall of the drying room (1) relative to the position of the hot air box (4).
  4. 4. The intelligent drying system for the hot air circulation of the tunnel type lost foam pattern according to claim 1 is characterized in that a digital intelligent display (2) is fixedly arranged on the side wall of the drying room (1).
  5. 5. The intelligent drying system for the hot air circulation of the tunnel type lost foam pattern according to claim 1 is characterized in that the two ends of the drying room (1) are provided with the box doors (5), and rock wool heat preservation plates are adopted on the inner wall and the outer wall of the drying room (1) and the inner wall and the outer wall of the box doors (5).
  6. 6. The intelligent drying system for the hot air circulation of the tunnel type lost foam pattern according to claim 1, wherein a temperature control module and a temperature measurement module are arranged in the drying room (1).

Description

Tunnel type lost foam pattern hot air circulation intelligent drying system Technical Field The invention relates to the technical field of tunnel type mold drying, in particular to a tunnel type intelligent drying system for a lost foam pattern hot air circulation. Background The raw materials used for the current lost foam casting pattern are mainly EPS (expandable polystyrene) production, and the main production process comprises raw materials (EPS), model production (machining), curtain coating operation (drying), molding operation, pouring operation (smelting and cooling), cleaning operation, inspection, warehousing and logistics (external transmission). When the production of the pattern is finished, a layer of water-based high-temperature resistant material is coated (or sprayed) on the outer surface of the pattern, and is dried, wherein the pattern coating (drying) operation belongs to a key process, and a corresponding drying system is key equipment of the process, namely whether the equipment is good or bad directly influences the drying effect of the pattern, and further directly influences the quality of castings. The working principle of the currently used gas drying equipment is mainly that heat generated by burning natural gas enters a drying room from an air supply outlet and is dried by self-flow heating of cold and hot air, but the gas combustion is insufficient, the heat is unstable, and the manual pushing of staff is inconvenient due to the large and heavy volume of the transferring equipment for entering and exiting the gas drying room, the internal placing space of the drying room is limited, and the drying efficiency of a model is affected. Disclosure of Invention The invention aims to provide a tunnel type intelligent drying system for a lost foam pattern hot air circulation, which solves the problems that in the prior art, when drying is carried out through gas combustion, the quantity of heat is insufficient, and because transfer equipment for entering and exiting a gas drying room is large and heavy, manual pushing of staff is very inconvenient, and the internal placing space of the drying room is limited, so that the drying efficiency of the pattern is affected. In order to achieve the purpose, the tunnel type lost foam pattern hot air circulation intelligent drying system comprises a drying room, a mould and a bracket, wherein hot air boxes are arranged on two sides of the drying room, electric drying is adopted by the hot air boxes, an upper station and a lower station which are distributed up and down are arranged in the drying box, extension frames are fixedly arranged at two ends of the drying room, a hoisting mechanism for hoisting the mould is arranged on the surface of each extension frame, a lifting platform for lifting the mould and the bracket is arranged between each extension frame and the drying room, and transmission devices for transmitting the bracket are arranged in the upper station and the lower station in the drying room. Preferably, the hoisting mechanism comprises a second crane, a hoisting hoist and a portal frame, the second crane is arranged on the surface of the extension frame, the hoisting hoist is arranged on the surface of the second crane, a hoisting steel rope is arranged on the surface of the hoisting hoist, the portal frame is arranged at the bottom end of the hoisting steel rope, the bearing plates which are in L-shaped structures are all penetrated in a sliding manner at the positions, close to the bottom ends, of two arms of the portal frame, driving motors are fixedly arranged inside the two arms of the portal frame, driving gears are fixedly arranged at output shaft ports of the driving motors, driven gears are rotatably connected inside the two arms of the portal frame, the driving gears are meshed with the driven gears, and screw rods are penetrated through the two arms of the portal frame, and the end parts of the screw rods are fixedly connected with the bearing plates in a threaded connection mode. Preferably, the lifting platform comprises a bottom plate, four air cylinders are fixedly arranged on the surface of the bottom plate, and supporting plates are fixedly arranged at the output end ports of the four air cylinders. Preferably, the transmission comprises a top plate, the top of top plate is close to the equal fixed mounting in position at both ends and has first crane, the top plate is through the inside automatic walking in stoving room of first crane, the bottom fixed mounting of top plate has four pneumatic cylinders, the output port fixed mounting of pneumatic cylinder has the fixed block, the breach has been seted up to the bottom of fixed block, the inside fixed mounting of fixed block has electric telescopic handle, electric telescopic handle's output port fixed mounting has the inserted bar, the top of bracket is close to the position welding of four corners and has the lug, and the jack with the inserted bar size looks