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CN-224224343-U - Rubber circle embeds iron core pressfitting producer

CN224224343UCN 224224343 UCN224224343 UCN 224224343UCN-224224343-U

Abstract

The utility model discloses a pressing production device for an iron core with a built-in rubber ring, which belongs to the technical field of iron core rubber ring production and comprises a bottom frame, a crank transmission device and pressing dies, wherein a stepping feeder is arranged at the top of the bottom frame and drives a heating tray to horizontally move, and a plurality of pressing dies are uniformly inserted into the heating tray and are heated, so that rubber particles are heated to a molten state. Because the extrusion punch is arranged above the pressing die, when the stepping feeder drives the heating tray to travel for a certain distance, the extrusion punch presses the molten rubber particles onto the annular iron core. The crank transmission device is arranged in the gantry frame and is in transmission connection with the extrusion punch, so that the extrusion punch is driven to move up and down along the vertical direction, and then the extrusion punch is used for extruding the molten rubber covered iron core, so that the problem of low efficiency of laminating the iron core with the rubber ring inside in the prior art is solved.

Inventors

  • ZHANG LIANG

Assignees

  • 天津市金百利模具有限公司

Dates

Publication Date
20260512
Application Date
20250521

Claims (8)

  1. 1. The utility model provides a rubber circle embeds iron core pressfitting producer which characterized in that includes: the device comprises a bottom frame (1), wherein a stepping feeder (2) is arranged at the top of the bottom frame, a heating tray (6) is arranged at the upper end of the stepping feeder (2), and the heating tray (6) is driven to horizontally move; The bottom of the pressing die (5) is arranged on the heating tray (6), an extrusion punch (4) is arranged above the pressing die, the extrusion punch (4) is arranged on two gantry frames (7) in a sliding mode, and the two gantry frames (7) are symmetrically arranged on two sides of the underframe (1); The crank transmission device (3) is arranged in the gantry frame (7), and the crank transmission device (3) is in transmission connection with the stepping feeder (2) and drives the extrusion punch (4) to move up and down along the vertical direction; The device comprises a pressing die (5), a heating tray (6) and a crank transmission device, wherein an annular iron core and rubber particles are placed in the pressing die (5) in advance, the heating tray (6) is used for heating the rubber particles to a molten state, and when the stepping feeder (2) drives the heating tray to travel for a certain distance, the crank transmission device (3) drives an extrusion punch (4) to move downwards so as to press the molten state rubber particles onto the annular iron core.
  2. 2. The rubber ring built-in core lamination producer according to claim 1, characterized in that the lamination die (5) comprises: the shell (51) is embedded into the heating tray (6), a thermal separation wall (53) is coaxially arranged in the shell (51), a flow passage (52) is arranged at the bottom of the thermal separation wall (53), and rubber particles are put in between the shell (51) and the thermal separation wall (53); the vent pipe (55) is arranged at the center of the thermal isolation wall (53), a trapezoid fin (54) is arranged on the outer side of the vent pipe (55), and the trapezoid fin (54) is suitable for placing an annular iron core; wherein the rubber particles are attached to the annular iron core through the runner (52) after being heated.
  3. 3. The rubber ring built-in core lamination producer according to claim 2, characterized in that the step feeder (2) comprises: A material moving table (21) is arranged at the bottom of the material moving table, sliding grooves (22) are formed in the two sides of each sliding groove (22), and a plurality of heat dissipation holes (27) are formed in the material moving table (21); a fixed base (23) with a plurality of cams (25) continuously arranged on two sides, wherein two adjacent cams (25) are in transmission connection through a synchronous belt (24); The material moving table (21) is arranged on the fixed base (23) in a sliding mode, the fixed base (23) is fixedly arranged at the top end of the underframe (1), and the cam (25) is suitable for pushing the toggle groove (26) and driving the material moving table (21) to intermittently and linearly move along the direction of the sliding groove (22).
  4. 4. A rubber-ring built-in core lamination producer according to claim 3, characterized in that the crank drive (3) comprises: The back side of the crank turntable (31) is suitable for being in coaxial transmission connection with a single cam (25), and a fixed shaft (34) is arranged on the front side of the crank turntable (31); The tail end of the connecting rod (32) is sleeved on the fixed shaft (34), a straight slot (33) is formed in the head end of the connecting rod (32), and an extrusion punch (4) is arranged in the straight slot (33) in a sliding mode.
  5. 5. The rubber ring built-in iron core pressing production device according to claim 4, wherein the gantry frame (7) comprises a frame body (71), a guide groove (72) and an overhaul ladder (73), the side part of the bottom frame (1) is welded and fixed with the frame body (71), the guide groove (72) is arranged on the front surface of the frame body (71), the guide groove (72) is vertically arranged and internally provided with the extrusion punch (4) in a sliding manner, and the overhaul ladder (73) is arranged on the back side of the frame body (71).
  6. 6. The rubber ring built-in core lamination producer according to claim 5, characterized in that the extrusion punch (4) comprises: The two ends of the counterweight body (41) are provided with a pair of sliding blocks (42), the sliding blocks (42) are suitable for sliding in the guide grooves (72), and the bottom of the counterweight body (41) is provided with an extrusion head (44); And a sliding shaft (43) fixedly arranged at the end part of the sliding block (42), wherein the sliding shaft (43) is suitable for sliding in the straight slot (33).
  7. 7. The rubber ring built-in iron core lamination producer according to claim 6, characterized in that the extrusion head (44) is annular, and an air injection hole is arranged at the center of the extrusion head (44), the extrusion head (44) is suitable for entering between the shell (51) and the thermal isolation wall (53) to extrude molten rubber, and air is injected to the ventilation pipe (55) through the air injection hole for cooling.
  8. 8. The rubber ring built-in iron core pressing producer according to claim 1, wherein the heating tray (6) comprises an electric heating plate (61) and a sleeve hole (62), the electric heating plate (61) is fixedly arranged on the stepping feeder (2), a plurality of sleeve holes (62) are uniformly arranged on the electric heating plate (61), and the sleeve hole (62) is internally suitable for mounting the pressing die (5).

Description

Rubber circle embeds iron core pressfitting producer Technical Field The utility model relates to the technical field of iron core rubber ring production, in particular to a pressing production device for an iron core with a built-in rubber ring. Background The common rubber ring is mainly used for being installed on various mechanical equipment, and because the rubber ring needs to be contacted with water, oil and high-pressure fluid working medium for a long time, the rubber ring can not be aged under the action of pressure and high temperature, and the tensile strength, the elongation at break and the tear resistance of the rubber ring can be seriously reduced. At present, in order to overcome the technical problem, engineers adopt a mode of pressing steel wires in a rubber ring to improve the durability of the rubber ring, but actually the steel wires cannot be completely encapsulated in the rubber ring in an annular mode, so that the material of the rubber ring is not balanced enough, the problem of stress concentration in the rubber ring is easy to occur, the efficiency of pressing the built-in iron core of the rubber ring is low, and the requirement of mass production cannot be met. Disclosure of utility model Therefore, the utility model provides a rubber ring built-in iron core pressing production device, which solves the problem of low yield caused by low efficiency of pressing the rubber ring built-in iron core in the prior art. In order to achieve the above object, the present utility model provides the following technical solutions: The utility model discloses a pressing production device for an iron core with a built-in rubber ring, which comprises the following components: the top of the underframe is provided with a stepping feeder, and the upper end of the stepping feeder is provided with a heating tray and drives the heating tray to horizontally move; the bottom of the pressing die is arranged on the heating tray, an extrusion punch is arranged above the pressing die and is arranged on two gantry frames in a sliding manner, and the two gantry frames are symmetrically arranged on two sides of the underframe; The crank transmission device is arranged in the gantry frame, is in transmission connection with the stepping feeder and drives the extrusion punch to move up and down along the vertical direction; The device comprises a pressing die, a heating tray, a stepping feeder, a crank transmission device, an extrusion punch and a pressing device, wherein the annular iron core and rubber particles are placed in the pressing die in advance, the heating tray is used for heating the rubber particles to a molten state, and the stepping feeder drives the heating tray to move for a certain distance, so that the crank transmission device drives the extrusion punch to move downwards to press the molten state rubber particles onto the annular iron core. Further, the press-fit die includes: The shell is embedded into the heating tray, a thermal isolation wall is coaxially arranged in the shell, a flow passage is arranged at the bottom of the thermal isolation wall, and rubber particles are put in between the shell and the thermal isolation wall; The vent pipe is arranged at the center of the thermal isolation wall, a trapezoid fin is arranged on the outer side of the vent pipe, and the trapezoid fin is suitable for placing an annular iron core; Wherein, the rubber particles adhere to the annular iron core through the runner after being heated. Further, the step feeder includes: the material moving table is provided with a sliding groove at the bottom, toggle grooves are arranged at two sides of the sliding groove, and a plurality of heat dissipation holes are arranged in the material moving table; A plurality of cams are continuously arranged on two sides of the fixed base, and two adjacent cams are in transmission connection through a synchronous belt; the material moving table is arranged on the fixed base in a sliding manner, the fixed base is fixedly arranged at the top end of the bottom frame, and the cam is suitable for pushing the toggle groove and driving the material moving table to intermittently and linearly move along the direction of the sliding groove. Further, the crank drive device includes: the back side of the crank turntable is suitable for being in coaxial transmission connection with a single cam, and the front side of the crank turntable is provided with a fixed shaft; The tail end of the connecting rod is sleeved with the fixed shaft, a straight slot is formed in the head end of the connecting rod, and an extrusion punch is arranged in the straight slot in a sliding mode. Further, the gantry frame comprises a frame body, a guide groove and an overhaul ladder, wherein the side part of the bottom frame is fixedly welded with the frame body, the guide groove is arranged on the front surface of the frame body, the guide groove is vertically arranged, the extrusion punch is arranged in