Search

CN-224222717-U - Casting die of valve body casting

CN224222717UCN 224222717 UCN224222717 UCN 224222717UCN-224222717-U

Abstract

The utility model discloses a casting die of a valve body casting, which comprises a fixed die plate, wherein a movable die plate is vertically and slidably connected between the outer cambered surfaces of four guide posts of the fixed die plate, and the casting die further comprises a cooling mechanism, wherein the cooling mechanism comprises a cooling groove, a converging groove, a water discharging hole and a baffle ball, the cooling groove is arranged at the lower end of the inner part of the fixed die plate, the converging grooves are respectively arranged at the left end and the right end of the fixed die plate, the bottom wall of the cooling groove is respectively provided with the water discharging hole, the inner parts of the water discharging holes are respectively and slidably connected with baffle balls which move along with temperature changes, the water discharging holes are respectively communicated with the adjacent converging grooves.

Inventors

  • ZHA XIANMING
  • DU HUIPING

Assignees

  • 郑州远洋机械有限公司

Dates

Publication Date
20260512
Application Date
20250626

Claims (7)

  1. 1. The casting die for the valve body casting comprises a fixed die plate (1), wherein a movable die plate (2) is vertically and slidably connected between the outer cambered surfaces of four guide posts of the fixed die plate (1), and the casting die is characterized by further comprising a cooling mechanism (4); The cooling mechanism (4) comprises a cooling groove (42), a converging groove (43), a water draining hole (44) and a blocking ball (48), wherein the cooling groove (42) is arranged at the lower end of the inside of the fixed template (1), the converging groove (43) is respectively arranged at the left end and the right end of the fixed template (1), the water draining hole (44) is respectively arranged at the bottom wall of the cooling groove (42), the blocking ball (48) which moves along with the temperature change is slidingly connected in the water draining hole (44), and the water draining hole (44) is respectively communicated with the adjacent converging groove (43).
  2. 2. The casting die for valve body castings according to claim 1, wherein the cooling mechanism (4) further comprises a sliding groove (45), sliding plates (46) and sliding columns (47), the sliding grooves (45) are respectively arranged on the top wall of the cooling groove (42), the sliding plates (46) are slidably connected in the sliding grooves (45), sliding columns (47) are respectively arranged on the lower surfaces of the sliding plates (46), and the sliding columns (47) respectively penetrate through the sliding grooves (45) and are fixedly connected with adjacent baffle balls (48), and air is filled between the upper surfaces of the sliding plates (46) and the top wall of the sliding grooves (45).
  3. 3. The casting mold for valve body castings according to claim 1, wherein the cooling mechanism (4) further comprises a water inlet groove (41), the water inlet groove (41) is arranged in the middle of the fixed die plate (1), the water inlet groove (41) is communicated with the middle of the cooling groove (42), the cooling groove (42) is an arc-shaped groove, and the left end and the right end of the cooling groove (42) are respectively communicated with adjacent converging grooves (43).
  4. 4. The casting mold for valve body castings according to claim 2, wherein the outer cambered surfaces of the sliding columns (47) are respectively provided with a sealing rubber cushion (5), and the sealing rubber cushions (5) are in contact with the inner wall of the sliding groove (45).
  5. 5. The casting mold for valve body castings according to claim 1, wherein drain holes (6) are formed in the inner walls of the rear sides of the converging grooves (43), and the bottom walls of the converging grooves (43) are inclined surfaces.
  6. 6. A casting mold for valve body castings according to claim 3 is characterized in that the upper end of the water inlet groove (41) is slidably connected with a baffle plate (7), the surface of the baffle plate (7) is respectively provided with a water inlet hole I (8), the top wall of the water inlet groove (41) is respectively provided with a water inlet hole II (3), the water inlet holes II (3) and the water inlet holes I (8) are longitudinally distributed at intervals, and the water inlet holes II (3) are communicated with the middle part of the cooling groove (42).
  7. 7. The casting die for valve body castings according to claim 6, wherein the rear inner wall of the water inlet groove (41) is provided with a support column (9), a vertical plate at the rear end of the baffle plate (7) is longitudinally and slidably connected with the support column (9), a spring (10) is arranged between the vertical plate of the baffle plate (7) and the rear inner wall of the water inlet groove (41), and the spring (10) is movably sleeved on the outer cambered surface of the support column (9).

Description

Casting die of valve body casting Technical Field The utility model relates to the technical field of valve body castings, in particular to a casting die of a valve body casting. Background ‌ Valve body casting is through melting the metal and pouring into the mould, then cooling the part that solidifies the shaping, valve body casting plays the key role in valve manufacturing, its quality directly influences valve's performance and life ‌, valve body casting wide application is in various valves, be applicable to in various industrial pipelines and the system, be used for controlling the flow and the pressure of fluid, in valve body casting's production process, need use casting mould to make the foundry goods shaping, in the prior art, the authority publication No. CN 219464706U proposes a casting mould, including the base, casing one and casing two, be provided with the coupling mechanism that is used for carrying out the restriction connection with casing one and casing two between casing two, set up the cavity in the casing two, the fixed welding has the placing table in the cavity, be provided with the cast iron mould on the placing table, set up the standing groove in the casing one, the fixed mounting in the standing groove has trapezoidal storehouse, two bellows all extend to the outside of casing one and lie in ‌ directly over the cast iron module, though can cast valve body casting, but in the casting cooling process, absorb enough cooling fluid can not leave the cooling tank in time to influence cooling effect, the cooling efficiency can not be reduced. Disclosure of utility model The utility model aims to overcome the existing defects, and provides the casting mold for the valve body casting, which controls the opening and closing of the water discharge hole through temperature change, so that cooling liquid capable of absorbing enough heat can timely leave the cooling groove through the water discharge hole, the rapid absorption of the cooling liquid to the heat in the casting mold is ensured, the cooling efficiency of the casting mold is improved, the production of the valve body casting is faster, and the problems in the background art can be effectively solved. In order to achieve the purpose, the utility model provides the technical scheme that the casting die for the valve body casting comprises a fixed die plate, wherein a movable die plate is vertically and slidably connected between the outer cambered surfaces of four guide posts of the fixed die plate, and the casting die further comprises a cooling mechanism; the cooling mechanism comprises a cooling groove, a converging groove, a water drain hole and a blocking ball, wherein the cooling groove is arranged at the lower end of the inside of the fixed die plate, the converging grooves are respectively arranged at the left end and the right end of the fixed die plate, the bottom wall of the cooling groove is respectively provided with the water drain hole, the blocking ball which moves along with the temperature change is slidably connected in the water drain hole, the water drain hole is respectively communicated with the adjacent converging grooves, the opening and the closing of the water drain hole are controlled through the temperature change, so that cooling liquid capable of absorbing enough heat can timely leave the cooling groove through the water drain hole, the rapid absorption of the cooling liquid to the heat in the casting die is ensured, the cooling efficiency of the casting die is improved, and the production of a valve body casting is faster. Further, cooling body still includes spout, slide and traveller, the spout sets up in the roof of cooling tank respectively, and the equal sliding connection in inside of spout has the slide, and the lower surface of slide all is equipped with the traveller, and the traveller wears out the inside of spout respectively and with adjacent check ball fixed connection, and the upper surface of slide and the roof of spout are filled with the air between, provide power for the removal of check ball. Further, cooling mechanism still includes the intake groove, the intake groove sets up in the middle part of fixed die plate, and the intake groove is linked together with the middle part of cooling tank, and the cooling tank is the arc groove, and both ends are linked together with adjacent conflux groove respectively about the cooling tank, and convenient coolant liquid gets into inside the cooling tank. Further, the outer cambered surfaces of the sliding columns are respectively provided with a sealing rubber cushion, and the sealing rubber cushion is in contact with the inner wall of the sliding groove to seal the sliding columns and the sliding groove. Further, drain holes are formed in the inner wall of the rear side of the converging groove, and the bottom wall of the converging groove is an inclined surface, so that the cooling liquid can be conveniently discharged. Further, the upper