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CN-121973317-A - Prefabricated stair mould of quick drawing of patterns

CN121973317ACN 121973317 ACN121973317 ACN 121973317ACN-121973317-A

Abstract

The invention relates to the technical field of moulds, in particular to a rapid demoulding prefabricated stair mould which comprises a main mould and a fixed frame, wherein a positioning assembly is arranged on the main mould and comprises a positioning module and a fastening module, the positioning module comprises the fixed frame fixedly arranged on two sides of the upper surface of the main mould, a threaded column is fixedly arranged on the fixed frame, a limiting block is fixedly arranged at the bottom of the threaded column, a screw sleeve can drive a vibrating rod to reciprocate up and down through a form replacement assembly in a longitudinal state, namely a first form, when the concrete pouring amount is gradually increased, the vibrating rod can vibrate by utilizing the up-down reciprocation of the vibrating rod, so that concrete is more fully vibrated, and in a transverse state, namely a second form, a rack can drive a flattening piece to move, so that the flattening piece can flatten concrete, and in a demoulding, the flattening piece can drive a gear to vibrate the main mould, and an eccentric wheel can vibrate the main mould to assist the prefabricated stair to be separated from the main mould.

Inventors

  • SUN JICHENG
  • Chen anning
  • LIU CHANG

Assignees

  • 安徽金鹏绿色建筑产业集团有限公司

Dates

Publication Date
20260505
Application Date
20260325

Claims (9)

  1. 1. The utility model provides a prefabricated staircase mould of quick drawing of patterns, includes master mould (1) and side form (11), wherein be provided with locating component on master mould (1), it includes locating module and close the module, locating module includes fixed frame (2) of fixed mounting in master mould (1) upper surface both sides, fixed frame (2) are last to be fixedly installed screw thread post (21), the bottom fixed mounting of screw thread post (21) has stopper (22), the periphery side cover of screw thread post (21) is equipped with reset spring (23), and reset spring (23) and stopper (22) fixed connection, the surface movable mounting of screw thread post (21) has spacer sleeve (24), the surface threaded connection of screw thread post (21) has nut (25).
  2. 2. The rapid demolding prefabricated staircase mold according to claim 1, characterized in that the fastening mold block comprises a driving piece (3) fixedly arranged on the surface of the positioning sleeve (24), and fastening pieces (31) are fixedly arranged on two sides of the upper surface of the side mold (11).
  3. 3. The rapid demolding prefabricated staircase mold according to claim 2, characterized in that the bottom of the driving piece (3) is a wedge-shaped block, and the fastening piece (31) is provided with a fastening groove (32) which is matched with the wedge-shaped block at the bottom of the driving piece (3).
  4. 4. The rapid demoulding prefabricated staircase mould according to claim 1, wherein the two sides of the main mould (1) are hinged with side plates (4), the side plates (4) are connected with fixing bolts (41) in a threaded manner, and screw holes matched with the fixing bolts (41) are formed in the two sides of the side mould (11).
  5. 5. The rapid demoulding prefabricated staircase mould according to claim 1, wherein an installation table (5) is arranged on the rear side of the main mould (1), vibrator bodies (51) are arranged on the left side and the right side of the upper surface of the installation table (5), a rotating motor (6) is connected to the vibrator bodies (51), and a vibrating rod (53) is fixedly connected to the other end of the rotating motor (6).
  6. 6. The rapid demoulding prefabricated staircase mould according to claim 5, further comprising a form changing assembly, wherein the form changing assembly comprises a deformation module, a lifting module and a vibration module, the deformation module comprises a rotating motor (6) fixedly installed on a mounting table (5), a mounting frame (61) is fixedly installed on an output shaft of the rotating motor (6), a rotating shaft (62) is fixedly installed on one side, far away from the rotating motor (6), of the mounting frame (61), and the rotating shaft (62) and the side mould (11) are movably installed.
  7. 7. The rapid demoulding prefabricated staircase mould according to claim 6, wherein the lifting module comprises a servo motor (7) fixedly arranged at the end part of the mounting frame (61), a screw rod (71) is fixedly arranged on an output shaft of the servo motor (7), a screw sleeve (72) is spirally connected to the outer surface of the screw rod (71), a limit hole (73) is formed in one side of the screw sleeve (72), a limit bolt (74) is connected to one side of the screw sleeve (72) with the limit hole (73) in a threaded manner, and a guide wheel (75) is fixedly arranged on the main mould (1).
  8. 8. The rapid demoulding prefabricated staircase mould as claimed in claim 7, wherein a rack (8) is fixedly arranged on one side of the screw sleeve (72) far away from the limiting hole (73), and a flattening piece (81) is detachably arranged on the rack (8).
  9. 9. The rapid demoulding prefabricated staircase mould as claimed in claim 6, wherein the vibration module comprises a speed changer (91) fixedly arranged on the back of the main mould (1), a gear (9) is detachably arranged at the input end of the speed changer (91), and an eccentric wheel (92) is fixedly arranged at the output end of the speed changer (91).

Description

Prefabricated stair mould of quick drawing of patterns Technical Field The invention relates to the technical field of molds, in particular to a rapid demolding prefabricated staircase mold. Background The prefabricated stairway is a reinforced concrete stairway component which is prefabricated in a factory or a construction site, transported to the construction site for hoisting and splicing, is widely applied to an assembled building, and has the advantages of high construction efficiency, stable quality, energy conservation, environmental protection and the like. When the existing prefabricated stair mold is used for producing stairs, firstly, a processed stair reinforcement cage is placed into a main mold to be fixed, then, side molds are closed, sealant is adhered to the edges of two sides of the main mold and the side molds, then, side plates are closed, concrete is poured, the stair surface is vibrated to be compact, the stair surface is flattened, finally, the mold is removed after the demolding strength is achieved, the stairs are lifted and put in storage, but the main mold and the side molds are closed by screwing up a tensioning screw, the reinforcement cage is fixed before the main mold and the side molds, the reinforcement cage is gradually disassembled during demolding, the whole steps are complicated, and the production efficiency is reduced. Disclosure of Invention Aiming at the defects of the prior art, the invention provides a rapid demoulding prefabricated stair mould, which solves the problems in the background art. The rapid demoulding prefabricated stair mould comprises a main mould and a side mould, wherein a positioning assembly is arranged on the main mould and comprises a positioning module and a fastening module, the positioning module comprises a fixed frame fixedly arranged on two sides of the upper surface of the main mould, a threaded column is fixedly arranged on the fixed frame, a limiting block is fixedly arranged at the bottom of the threaded column, a reset spring is sleeved on the peripheral side of the threaded column and fixedly connected with the limiting block, a positioning sleeve is movably arranged on the outer surface of the threaded column, and nuts are connected with the outer surface of the threaded column in a threaded manner. Preferably, the fastening module comprises a driving piece fixedly arranged on the surface of the positioning sleeve, and fastening pieces are fixedly arranged on two sides of the upper surface of the side module. Preferably, the bottom of the driving piece is a wedge-shaped block, and the fastening piece is provided with a fastening groove matched with the wedge-shaped block at the bottom of the driving piece. Preferably, the two sides of the main die are also hinged with side plates, the side plates are connected with fixing bolts in a threaded manner, and screw holes matched with the fixing bolts are formed in the two sides of the side die. Preferably, the rear side of the main mould is provided with an installation table, the left side and the right side of the upper surface of the installation table are both provided with vibrator bodies, a rotating motor is connected to the vibrator bodies, and the other end of the rotating motor is fixedly connected with a vibrating rod. Preferably, the device further comprises a form replacement assembly, wherein the form replacement assembly comprises a deformation module, a lifting module and a vibration module, the deformation module comprises a rotating motor fixedly installed on an installation table, an installation frame is fixedly installed on an output shaft of the rotating motor, a rotating shaft is fixedly installed on one side, away from the rotating motor, of the installation frame, and the rotating shaft is movably installed between the side die and the side die. Preferably, the lifting module comprises a servo motor fixedly arranged at the end part of the mounting frame, a screw rod is fixedly arranged on an output shaft of the servo motor, a screw sleeve is spirally connected to the outer surface of the screw rod, a limit hole is formed in one side of the screw sleeve, a limit bolt is in threaded connection with one side of the screw sleeve, which is provided with the limit hole, and a guide wheel is fixedly arranged on the main die. Preferably, a rack is fixedly arranged on one side, far away from the limiting hole, of the threaded sleeve, and a flattening piece is detachably arranged on the rack. Preferably, the vibration module comprises a speed changer fixedly arranged on the back of the main die, a gear is detachably arranged at the input end of the speed changer, and an eccentric wheel is fixedly arranged at the output end of the speed changer. In the technical scheme, the concrete pouring machine has the advantages that through the form changing assembly, in the longitudinal state, namely the first form, the threaded sleeve can drive the vibrating rod to reciprocate up an