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CN-224224291-U - Irrigation timer water inlet screw thread knob forming die

CN224224291UCN 224224291 UCN224224291 UCN 224224291UCN-224224291-U

Abstract

The utility model discloses a forming die for a threaded knob of an irrigation timer water inlet, and relates to the technical field of dies. Comprises an upper die and a lower die. Through last core, lower core sets up multiunit cooling water route respectively and cooperates industry refrigerator circulation coolant liquid, show acceleration screw thread knob product overall molding efficiency, especially, increase screw thread core internal cooling to screw thread hole position is extra, accurate control key shaping regional temperature gradient shortens cooling time by a wide margin, combine rotatory demoulding mechanism and ejector mechanism's combined motion, realize the synchronous rotatory ejection of many screw thread cores through the gear linkage, effectively solve deep screw thread and glue the mould problem, realize quick drawing of patterns in batches when guaranteeing the product integrality, the guide bar is with the buffer beam co-location, ensure that the shaping process is reliable and stable, the accurate high-efficient production of special adapted in-band screw thread knob class product, comprehensively promote shaping speed, product yield and mould life.

Inventors

  • XU JIANKUI

Assignees

  • 宁波汉奇机电有限公司

Dates

Publication Date
20260512
Application Date
20250610

Claims (10)

  1. 1. The utility model provides an irrigation timer water inlet screw thread knob forming die, includes mould (1) and lower mould (2), its characterized in that, the inside of going up mould (1) is provided with core (11), the inside of going up core (11) is provided with at least a set of upper cooling water route (12), the inside of lower mould (2) is provided with lower core (21) corresponding with last core (11), the inside of lower core (21) is provided with at least a set of lower cooling water route (23), the inside of lower mould (2) still is provided with rotatory demoulding mechanism (22), rotatory demoulding mechanism (22) include a plurality of one end extend to the inside screw thread core (221) of lower core (21).
  2. 2. The irrigation timer water inlet threaded knob forming die according to claim 1, wherein liquid inlets and liquid outlets at two ends of the upper cooling water channel (12) extend to one side of the upper die (1) respectively, the number of the lower cooling water channels (23) is not less than two, and the liquid inlets and the liquid outlets at two ends of the lower cooling water channels (23) extend to one side of the lower die (2) respectively.
  3. 3. The irrigation timer water inlet threaded knob forming die according to claim 1, wherein one end of the threaded core (221) extending to the inside of the lower core (21) is provided with threads matched with an inner hole of a formed product.
  4. 4. The irrigation timer water inlet threaded knob forming die is characterized in that a first base plate (24) and a second base plate (25) are sequentially arranged at the bottom of the lower die (2), a bottom plate (27) is connected to the bottom of the second base plate (25) through die legs, and a driving cavity (26) is arranged between the first base plate (24) and the second base plate (25).
  5. 5. The irrigation timer water inlet thread knob forming die according to claim 1, wherein the rotary demolding mechanism (22) further comprises a speed reducing motor (222), a main gear (223), a transmission gear (224) and a pinion (225), the speed reducing motor (222) is arranged on one side of the first backing plate (24), the main gear (223) is arranged at the output end of the speed reducing motor (222), and the pinion (225) is rotatably arranged at the center of the driving cavity (26).
  6. 6. The irrigation timer water inlet threaded knob forming die according to claim 1, wherein a demoulding gear (226) positioned in the driving cavity (26) is sleeved outside the threaded core (221), a plurality of the demoulding gears (226) are sewn on the outer side of the pinion (225) at equal intervals, and the demoulding gears (226) are meshed with the pinion (225).
  7. 7. The irrigation timer water inlet thread knob forming die according to claim 5, wherein the transmission gear (224) is rotatably arranged at an opening at one side of the driving cavity (26), and the main gear (223) is in transmission connection with one or two auxiliary gears (225) through meshing the transmission gear (224).
  8. 8. The irrigation timer water inlet threaded knob forming die according to claim 4, wherein an ejector mechanism connector (227) is rotatably arranged at the bottom end of the threaded core (221) through a bearing, a kidney-shaped hole (271) sleeved with the bottom of the ejector mechanism connector (227) is formed in the bottom plate (27), and a liquid inlet and a liquid outlet for circulating cooling liquid to the inside of the threaded core (221) are formed in one side of the ejector mechanism connector (227).
  9. 9. The irrigation timer water inlet threaded knob forming die according to claim 1, wherein a top plate (13) is arranged at the top of the upper die (1), a charging barrel (14) communicated with the upper core (11) and the lower core (21) is arranged in the top plate (13), and guide rods (15) with one ends penetrating through the upper die (1), the lower die (2), the first base plate (24) and the second base plate (25) and extending to the inside of the die legs are arranged in the four corners of the top plate (13).
  10. 10. The irrigation timer water inlet thread knob forming die according to claim 4, wherein a stabilizer bar (28) with the top end penetrating through the lower die (2) and extending to the inside of the upper die (1) is arranged in the first base plate (24), a buffer bar (29) with the bottom end extending to the inside of the first base plate (24) is further arranged in the lower die (2), and a spring (291) arranged between the lower die (2) and the first base plate (24) is further sleeved on the buffer bar (29).

Description

Irrigation timer water inlet screw thread knob forming die Technical Field The utility model relates to the technical field of dies, in particular to a die for forming a threaded knob of an irrigation timer water inlet. Background The mould is the core instrument that is arranged in the shaping product in the industrial manufacturing, and its design and application directly influence shaping efficiency and precision, irrigates timer water inlet screw thread knob production and need pass through the mould shaping, irrigates timer water inlet screw thread knob and is the control knob on the timer, and inside has the screw thread, needs the mould shaping, but current screw thread knob production mould still has following not enough when using: The existing threaded inner hole threaded knob production die generally adopts a threaded core rotary demolding mechanism for demolding, but the die cooling speed is low, the molding time is difficult to control only through natural cooling, the threaded part or the outside is damaged due to incomplete molding of the threaded knob during demolding, the machining efficiency and the finished product yield are affected, and the use effect is not ideal. Disclosure of utility model The utility model provides a knob forming die for a water inlet thread of an irrigation timer, which aims to solve the problems in the background technology. In order to achieve the purpose, the technical scheme is that the water inlet threaded knob forming die of the irrigation timer comprises an upper die and a lower die, wherein an upper core is arranged in the upper die, at least one group of upper cooling waterways are arranged in the upper core, a lower core corresponding to the upper core is arranged in the lower die, at least one group of lower cooling waterways are arranged in the lower core, a rotary demoulding mechanism is further arranged in the lower die, and the rotary demoulding mechanism comprises a plurality of threaded cores with one ends extending to the inner part of the lower core. Further, the liquid inlet and the liquid outlet at two ends of the upper cooling water channel respectively extend to one side of the upper die, the number of the lower cooling water channels is not less than two, and the liquid inlet and the liquid outlet at two ends of the lower cooling water channel respectively extend to one side of the lower die. Further, one end of the threaded core extending to the inner part of the lower core is provided with threads matched with an inner hole of a molded product. Further, a first base plate and a second base plate are sequentially arranged at the bottom of the lower die, a bottom plate is connected to the bottom of the second base plate through die legs, and a driving cavity is arranged between the first base plate and the second base plate. Further, the rotary demoulding mechanism further comprises a gear motor, a main gear, a transmission gear and a pinion, wherein the gear motor is arranged on one side of the first base plate, the main gear is arranged at the output end of the gear motor, and the pinion is rotatably arranged at the central position of the driving cavity. Furthermore, the outside cover of screw thread core is equipped with and is located the inside drawing of patterns gear of driving chamber, a plurality of drawing of patterns gear equidistant seam is mended in the outside of pinion and a plurality of drawing of patterns gear all meshes with the pinion. Further, the transmission gear is rotatably arranged at an opening at one side of the driving cavity, and the main gear is in transmission connection with one or two auxiliary gears through the meshed transmission gear. Further, the bottom of screw thread core is provided with ejection mechanism connector through the bearing rotation, the inside of bottom plate is provided with the kidney-shaped hole that cup joints mutually with ejection mechanism connector bottom, one side of ejection mechanism connector is provided with the inlet and the liquid outlet that are used for to screw thread core inside circulation coolant liquid. Further, the top of going up the mould is provided with the roof, the inside of roof is provided with the feed cylinder that is linked together between last core and the lower core, the four corners inside of roof all is provided with one end and runs through mould, lower mould, backing plate one, backing plate two inside in proper order and extend to the inside guide bar of mould foot. Further, the inside of backing plate one is provided with the top and runs through the lower mould and extend to the inside stabilizer bar of upper mould, the inside of lower mould still is provided with the bottom and extends to the inside buffer rod of backing plate one, still overlap on the buffer rod and be equipped with the spring that is located between lower mould and the backing plate one. Compared with the prior art, the utility model provides the irrigation timer water inlet