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CN-122007332-A - Casting waste sand regeneration and reuse integrated treatment equipment

CN122007332ACN 122007332 ACN122007332 ACN 122007332ACN-122007332-A

Abstract

The invention relates to the field of casting recovery, and discloses integrated treatment equipment for recycling casting waste sand, which comprises a partition bearing mechanism, an auxiliary iron removing mechanism, a static toothed ring, a side edge groove and an opposite stripping plate, wherein the partition bearing mechanism is positioned on a bottom rack, the horizontal feeding hopper and the motor conducting piece are matched for continuously receiving the casting waste sand to be treated in a partition mode, an independent waste sand treatment area and a impurity discharging area which are distributed on the inner circumference are formed at the same time, the central gear of a static tank and the static bearing tank are matched for rotating and contacting the casting waste sand to carry out refining treatment, and the auxiliary iron removing mechanism is positioned on the bottom rack, and is matched with the static toothed ring, the side edge groove and the opposite stripping plate of the static tank to carry out iron removing operation on the waste sand in the refining process. Through the accurate counterpoint of subregion bearing mechanism's rotary drive and horizontal pan feeding hopper, realized casting sand waste's intermittent type formula ration and thrown the material, the periodic material receiving design of standing the bearing jar has ensured that sand waste continuously flows in dynamic operation, has avoided the no-load waiting period of traditional batch processing.

Inventors

  • LI SHENGZENG
  • WEI DEYONG
  • TANG XIAOXUAN
  • LI YONG
  • PENG GUANGYONG

Assignees

  • 潍坊北方兰科资源再生利用有限公司

Dates

Publication Date
20260512
Application Date
20260226

Claims (10)

  1. 1. The integrated treatment equipment for recycling foundry waste sand is characterized by comprising the following components: The bottom rack (1) is used for fixing the structure of the integrated treatment equipment for regenerating and recycling the foundry waste sand; The standing tank (2) is positioned on the bottom rack (1) and is used for bearing all casting waste sand recycling structures in an inclined mode; The horizontal feeding hopper (3) is positioned on the standing tank (2) and is used for inputting casting waste sand to be treated; The embedded tank (4) is positioned on the standing tank (2), is matched with the standing tank (2) to receive the casting waste sand after refining and deironing, and is subjected to heat drying treatment; the motor conducting piece (5) is positioned on the standing tank (2) and is used for generating driving torque force for the whole waste sand rotation treatment; the partition bearing mechanism (6) is positioned on the bottom rack (1), is matched with the horizontal feeding hopper (3) and the motor conducting piece (5) and is used for continuously receiving casting waste sand to be treated in a partition mode, and meanwhile, an independent waste sand treatment area and a impurity removal area which are distributed on the inner circumference are formed; The auxiliary refining mechanism (7) is positioned on the bottom frame (1) and matched with a central gear of the standing tank (2) and the standing bearing tank (62) to be used for rotationally contacting with the casting waste sand and refining; the auxiliary iron removing mechanism (8) is positioned on the bottom frame (1) and is matched with a standing toothed ring, a side edge groove (64) and an opposite stripping plate (65) of the standing tank (2) to carry out iron removing operation on waste sand in the refining process, and meanwhile, the waste sand is separated; The centralized heat drying mechanism (9) is positioned on the bottom frame (1) and matched with the static holding tank (62) for heating treatment of the waste sand after iron removal and refining.
  2. 2. The integrated treatment equipment for regenerating and recycling foundry waste sand according to claim 1, wherein the standing tank (2) is fixed at the top of the bottom frame (1) in an inclined mode, the inclined bottom end is of an open structure, the standing toothed ring and the central gear structure are fixed at the top of the inclined state of the standing tank (2) and are in a coaxial state, the horizontal feeding hopper (3) is fixed at the inclined top surface of the standing tank (2), the embedded tank (4) is embedded and fixed in the standing tank (2) and penetrates out along the open structure of the standing tank (2), meanwhile, a heating element is distributed on the circumference of the side wall of the embedded tank (4), the motor conducting piece (5) is arranged at one end of the standing tank (2) far away from the embedded tank (4), the partitioned bearing mechanism (6) is embedded in the standing tank (2) and is close to the horizontal feeding hopper (3), a slag discharging groove is arranged at the bottom of the side wall of the standing tank (2) and is arranged between the partitioned bearing mechanism (6) and the embedded tank (4), the iron powder discharging mechanism (6) is distributed on the circumference of the same partitioned bearing mechanism (8) in a mode, the partitioned bearing mechanism (6) is distributed on the circumference of the auxiliary bearing mechanism (8), the concentrated heating and baking mechanism (9) is embedded in the embedded tank (4).
  3. 3. The integrated treatment equipment for recycling foundry waste sand according to claim 1, wherein the partition bearing mechanism (6) comprises an inner nested tank (61) and a static bearing tank (62), the inner nested tank (61) is embedded and rotated on the inner wall of the static tank (2), the static bearing tank (62) is circumferentially distributed and fixed in the inner nested tank (61) to serve as a preliminary bearing structure for the waste sand, a slag discharging area is formed between the adjacent static bearing tanks (62) and the inner wall of the inner nested tank (61), a feeding channel (63) is jointly arranged on the contact surface of the static bearing tank (62) and the inner nested tank (61), and the output ports of the horizontal feeding hopper (3) are arranged on displacement track lines of all the feeding channels (63).
  4. 4. An integrated treatment device for regenerating and recycling foundry waste sand according to claim 1, characterized in that the auxiliary refining mechanism (7) comprises an embedding sleeve shaft (71), the embedding sleeve shaft (71) is embedded and rotated in each group of inner nested tanks (61) and simultaneously extends out of the inner nested tanks (61) and enters into the standing tank (2), and simultaneously circumferentially surrounds the central gear of the standing tank (2), and the part of the embedding sleeve shaft (71) extending into the inner nested tanks (61) is relatively fixed with crushing blades (72) and simultaneously positioned at the two inner ends of the inner nested tanks (61), and the circumferentially distributed crushing blades (72) are fixed with refining blades (73).
  5. 5. The integrated treatment device for recycling foundry waste sand according to claim 1, wherein the auxiliary iron removing mechanism (8) comprises sealing rollers (81), the sealing rollers (81) are embedded into the outer wall of the static bearing tank (62) in a distributed manner, and are attached along a feeding channel (63) on the outer side of the static bearing tank (62), a magnetic sleeve (82) is sleeved on the outer side of the sealing rollers (81), the inner sides of the sealing rollers (81) and the magnetic sleeve (82) are simultaneously embedded into the static bearing tank (62) along the feeding channel (63), and the tail ends of the opposite stripping plates (65) are attached to the surface of the magnetic sleeve (82) to form a scraping state.
  6. 6. The integrated treatment equipment for recycling foundry waste sand according to claim 1, wherein the concentrated heating and baking mechanism (9) comprises an embedded filter tube (91), the embedded filter tube (91) is embedded and rotated in the embedded tank (4), a butt joint disc (92) is fixed at the inner side end of the embedded tank (4), the butt joint disc (92) is provided with through holes which are distributed circumferentially and correspond to the number of the static bearing tanks (62), the butt joint discs are mutually butted and fixed with the corresponding static bearing tanks (62), the butt joint disc (92) simultaneously seals the inner side port of the embedded tank (4), a spiral conveying channel (93) is fixedly arranged on the outer side of the embedded filter tube (91) in a surrounding mode, and the spiral conveying channel (93) is attached to the inner wall of the embedded tank (4).
  7. 7. The integrated treatment equipment for recycling foundry waste sand according to claim 3, wherein the side edge grooves (64) are distributed on two sides of the static holding tank (62) and drive the inside of the static holding tank (62) to be communicated with the deslagging area of the inner nested tank (61), and the opposite stripping plate (65) is of a V-shaped blade plate structure and is fixed in the center of the deslagging area of the inner nested tank (61).
  8. 8. An integrated treatment apparatus for regenerating and recycling foundry waste sand according to claim 4, characterized in that one end of the embedded sleeve shaft (71) extending into the stationary tank (2) is fixed with a first traction gear (74), and all the first traction gears (74) are engaged around a sun gear tooth key of the stationary tank (2).
  9. 9. The integrated treatment equipment for recycling foundry waste sand according to claim 5, wherein one end of the sealing roller (81) extends out of the inner nesting pot (61) and circumferentially surrounds the inside of the standing toothed ring of the standing pot (2), and the end is fixedly provided with a traction gear II (83), and the traction gear II (83) is circumferentially meshed on the toothed key inside the standing toothed ring of the standing pot (2).
  10. 10. The integrated treatment device for recycling foundry waste sand according to claim 6, wherein the outside output end of the in-line filter tube (91) is provided with an adsorption wind mechanism (94).

Description

Casting waste sand regeneration and reuse integrated treatment equipment Technical Field The invention relates to the technical field of casting recovery, in particular to integrated treatment equipment for recycling foundry waste sand. Background Sand casting is a casting method for producing castings in sand molds, and is still a common process in casting production at present because of the advantages of high molding efficiency, short production period, low price and easy obtainment of molding sand materials and the like. The molding sand is used for shaping a cavity, casting is carried out, the part is taken out after casting, the waste sand in the sand box is cleaned out, and the sand box is recycled. The waste sand cleaned after casting is only wasted due to the fact that the waste sand contains the binder, the sand blocks, the metal slag and the like, so that the waste of resources and the improvement of production cost are caused, and the used waste sand is required to be recycled after being separated and recovered in order to reduce the production cost. The traditional foundry waste sand recovery process has systematic defects of procedure splitting, incomplete iron removal, heat energy waste, uneven crushing, large space occupation, insufficient residue removal and the like, the static magnetic separation has low capture rate on deep iron powder, secondary pollution is caused by impurity residues, the single crushing mode is easy to generate two-pole differentiation of granularity, the layout of multiple devices is large in occupied area and complex in operation, residues are carbonized and deposited due to uneven heating of traditional thermal regeneration, and the defects seriously restrict the quality of reclaimed sand and the process economy. Disclosure of Invention Aiming at the defects of the prior art, the invention provides integrated treatment equipment for recycling foundry waste sand, which solves the problems of incomplete iron removal, uneven single crushing granularity and uneven heat regeneration caused by procedure cutting, static magnetic separation and heat regeneration in the traditional foundry waste sand recycling process. In order to achieve the purpose, the invention is realized by the following technical scheme that the integrated treatment equipment for regenerating and recycling the foundry waste sand comprises: The bottom rack is used for fixing the structure of the integrated treatment equipment for recycling the foundry waste sand; The standing tank is positioned on the bottom rack and is used for bearing all the casting waste sand recycling structures in an inclined mode; The horizontal feeding hopper is positioned on the standing tank and is used for inputting casting waste sand to be treated; the embedded tank is positioned on the standing tank, is matched with the standing tank to receive the casting waste sand after refining iron removal, and is subjected to heat drying treatment; The motor conducting piece is positioned on the standing tank and is used for generating driving torque force for the whole waste sand rotation treatment; The partition bearing mechanism is positioned on the bottom rack, is matched with the horizontal feeding hopper and the motor conducting piece and is used for continuously receiving casting waste sand to be treated in a partition mode, and meanwhile, an independent waste sand treatment area and a impurity removal area which are distributed on the inner circumference are formed; The auxiliary refining mechanism is positioned on the bottom rack and is matched with the central gear of the standing tank and the standing bearing tank to rotationally contact the casting waste sand, and refining treatment is carried out; the auxiliary iron removing mechanism is positioned on the bottom rack and is matched with the standing toothed ring, the side edge groove and the opposite stripping plate of the standing tank to carry out iron removing operation on the waste sand in the refining process, and meanwhile, the waste sand is separated; the centralized heat drying mechanism is positioned on the bottom rack and matched with the static holding tank to heat the waste sand after iron removal and refinement. Preferably, the standing tank is fixed at the top of the bottom rack in an inclined mode, the inclined bottom end is of an open structure, the standing toothed ring and the central gear structure are fixed at the top end of the inclined state of the standing tank and are in a coaxial state, the horizontal feeding hopper is fixed at the inclined top surface of the standing tank, the embedded tank is embedded and fixed in the standing tank and penetrates out along the open structure of the standing tank, heating elements are distributed on the circumference of the side wall of the embedded tank, the motor conducting piece is arranged at one end, far away from the embedded tank, of the standing tank, the partition bearing mechanism is embedded in the