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CN-121988669-A - Metal stamping forming die

CN121988669ACN 121988669 ACN121988669 ACN 121988669ACN-121988669-A

Abstract

The invention belongs to the technical field of stamping dies, and particularly relates to a metal stamping forming die, which comprises a stamping male die and a stamping female die, wherein a lower die plate is fixedly arranged on the lower surface of the stamping female die through bolts, a fixed base is fixedly connected to the lower surface of the lower die plate, four guide posts distributed in a rectangular shape are fixedly connected to the upper surface of the lower die plate, guide sliding sleeves are sleeved on the outer walls of the four guide posts in a sliding manner, a movable frame is sleeved on the outer walls of the four guide sliding sleeves in a sliding manner, mounting through holes are formed in the outer walls of the centers of two sides of the movable frame, and sealing bearings are fixedly embedded on the wall of each of two ends of the mounting through holes. The metal stamping forming die is integrated with the overturning blowing linkage, the guiding full-section continuous cooling and overturning closed-loop precise control structure, can realize precise temperature control of die closing guiding, automatic die opening and blowing cleaning of the die, solves the problems that the traditional die guiding is easy to wear and cleaning relies on manual pain points, and greatly improves die closing precision, production efficiency and product yield.

Inventors

  • CHEN JIANFANG
  • XU JIANSHUAI
  • YOU XIUYUAN

Assignees

  • 天津众合晟德科技有限公司

Dates

Publication Date
20260508
Application Date
20260319

Claims (8)

  1. 1. The utility model provides a metal stamping forming die, includes punching press terrace die (1) and punching press die (2), the lower surface of punching press die (2) is through bolt fixed mounting has lower bolster (3), the lower surface fixedly connected with unable adjustment base (4) of lower bolster (3), the upper surface fixedly connected with of lower bolster (3) is four guide post (5) that are the rectangle and distribute, four the outer wall of guide post (5) has all slided and has cup jointed guide sliding sleeve (6), its characterized in that, four the outer wall of guide sliding sleeve (6) has cup jointed movable frame (10) jointly; the outer walls of the centers of two sides of the movable frame (10) are provided with mounting through holes, the wall of each of two ends of each mounting through hole is fixedly embedded with a sealing bearing (11), the inner walls of the inner rings of the four sealing bearings (11) are fixedly sleeved with thick-wall hollow pipes (12) together, the outer walls of the thick-wall hollow pipes (12) are fixedly sleeved with upper templates (13), and the bottom ends of the upper templates (13) are fixedly connected with the top ends of the stamping male dies (1) through bolts; The upper surface of the upper template (13) is fixedly connected with an air blowing mechanism (7); an auxiliary mechanism (8) is fixedly connected to the upper surface of the movable frame (10); the outer wall of the side end of the movable frame (10) is fixedly connected with a die overturning mechanism (9).
  2. 2. The metal stamping forming die according to claim 1, wherein the blowing mechanism (7) comprises a hollow block (71) fixedly connected with the upper surface of the upper die plate (13), a plurality of air injection tips (72) are fixedly communicated with the upper surface of the hollow block (71), communicating pipes (73) are fixedly communicated with the bottom end of the hollow block (71), the air inlet end of each communicating pipe (73) penetrates through the top end of the upper die plate (13) and is fixedly communicated with the pipe wall of the thick-wall hollow pipe (12), two symmetrically distributed through holes are formed in the bottom end of the upper die plate (13), Y-shaped air nozzles (74) are fixedly connected with the wall of the through holes, and the air inlet ends of the Y-shaped air nozzles (74) are fixedly communicated with the pipe wall of the thick-wall hollow pipe (12) and are respectively located on the outer sides of the bottom ends of the two guide sliding sleeves (6) on the same side.
  3. 3. The metal stamping forming die according to claim 1, wherein the auxiliary mechanism (8) comprises a U-shaped hollow plate (81) fixedly connected with the upper surface of the movable frame (10), a plurality of air injection holes (82) are formed in the inner wall of the U-shaped hollow plate (81), two flat air nozzles (83) are fixedly communicated with the outer walls of the bottom ends of the two sides of the U-shaped hollow plate (81), the air injection ends of the four flat air nozzles (83) are respectively positioned on the outer sides of the top ends of the four guide sliding sleeves (6), a connecting sleeve (84) is fixedly connected with the center of the upper surface of the U-shaped hollow plate (81), two symmetrically distributed bolt holes (85) are formed in the outer walls of the connecting sleeve (84), the outer wall of the U-shaped hollow plate (81) is fixedly communicated with an air inlet pipe (86), the air inlet end of the air inlet pipe (86) is fixedly communicated with a communication cover (87), the side wall of the communication cover (87) is fixedly connected with the side wall of the movable frame (10), one end of the thick-wall hollow pipe (12) far away from the turnover mechanism is positioned in the communication cover (87), the bottom end of the communication cover (87) is fixedly communicated with an air pipe (88), the air inlet end of the air pipe (88) is fixedly communicated with a heat insulation box (89), the bottom end of the heat insulation box (89) is fixedly connected with the upper surface of the fixed base (4), the upper surface of the heat insulation box (89) is provided with a rectangular through hole, and the semiconductor refrigerating sheet (810) is fixedly connected to the hole wall of the rectangular through hole, a blower (811) is fixedly communicated with the side wall of the heat insulation box (89), and the bottom end of the blower (811) is fixedly connected with the upper surface of the fixed base (4).
  4. 4. A metal stamping forming die according to claim 3, wherein a plurality of heat dissipation metal mesh strips (14) are fixedly connected to the heat dissipation side of the semiconductor refrigeration piece (810), and a plurality of cooling metal mesh sheets (15) are fixedly connected to the refrigeration side of the semiconductor refrigeration piece (810).
  5. 5. The metal stamping forming die according to claim 2, wherein the die overturning mechanism (9) comprises a supporting frame (91) fixedly connected with the outer wall of the side end of the movable frame (10), the outer wall of the supporting frame (91) is fixedly connected with a servo motor (92), a shaft coupling (93) is jointly installed at the side end of the thick-wall hollow tube (12) and the output end of the servo motor (92), a transverse plate (94) is fixedly connected with the outer wall of the two guide posts (5), a touch switch (95) is fixedly connected with the lower surface of the transverse plate (94), an inclination sensor (96) is fixedly connected with the inner wall of the hollow block (71), a data line of the inclination sensor (96) penetrates through a communicating pipe (73) and the thick-wall hollow tube (12) and is electrically connected with a conductive slip ring (97), and an air inlet through hole (98) is formed in the pipe wall of the thick-wall hollow tube (12) located inside the communicating cover (87).
  6. 6. The metal stamping forming die according to claim 5, wherein the rotating end of the conductive slip ring (97) is fixedly connected with the inner wall of the side end of the thick-wall hollow tube (12), the fixed end of the conductive slip ring (97) is fixedly embedded and connected with the side end of the communication cover (87), and a fixed through hole matched with the fixed end of the conductive slip ring (97) is formed in the outer wall of the communication cover (87).
  7. 7. The metal stamping forming die according to claim 5, wherein the upper surface of the transverse plate (94) is fixedly connected with a PLC (16), and a touch button of the touch switch (95) is located right above the top end of the supporting frame (91).
  8. 8. The metal stamping forming die according to claim 1, wherein the top end outer wall and the bottom end outer wall of the guide sliding sleeve (6) are provided with threads, and the top end outer wall and the bottom end outer wall of the guide sliding sleeve (6) are sleeved with positioning nuts (17) in a threaded manner.

Description

Metal stamping forming die Technical Field The invention belongs to the technical field of stamping dies, and particularly relates to a metal stamping forming die. Background The metal stamping forming die is a core technological equipment in the field of metal processing, belongs to a special die for metal non-cutting plastic forming and precise separation processing, and is mainly used for applying rated forming pressure to metal blanks (plates, coiled materials, strips and the like) through stamping equipment (punching machines, hydraulic presses and the like) so as to enable the blanks to be subjected to plastic deformation or precise separation in a die cavity formed by matching a male die with a female die, thereby obtaining metal parts meeting design requirements in shape, dimensional accuracy and surface quality. The core composition of the die comprises a die carrier, a guide structure (a guide post and a guide sleeve), a convex-concave die assembly, a positioning mechanism and the like, is widely applied to industries of automobiles, electronics, household appliances, hardware and the like, can realize various processing procedures of blanking, bending, stretching, forming and the like, and has the advantages of high processing efficiency, good product consistency, low production cost and mass production. At present, the metal stamping forming die still has the following problems in a mass continuous production scene: firstly, the guide structure of the metal stamping forming die is easy to thermally deform and wear out and lose efficacy, when the die is opened and closed at high frequency, a large amount of heat is generated by long-term high-speed sliding friction of the guide post and the guide sleeve, so that the matching surfaces of the guide post and the guide sleeve are heated and expanded, sliding friction resistance is increased, abnormal wear is aggravated, guide fit clearance is gradually enlarged, the die assembly coaxiality and the closing precision of the upper die and the lower die are directly influenced, and finally, the dimension of a stamped product is out of tolerance, poor molding is caused, and the product qualification rate is greatly reduced. Secondly, the die cavity of the metal stamping forming die is clean and the temperature control highly depends on manual operation, after continuous stamping operation, stamping scrap scraps and metal dust are easy to remain in the die cavity, the die cavity molding surface and the guide structure are easy to generate heat accumulation due to continuous operation, currently, manual cleaning and simple cooling are generally carried out by means of an operator holding a high-pressure air gun in the industry, but the mode is complex in operation and high in labor intensity, and convenience and efficiency of metal stamping forming die processing of metal parts are affected. For this reason, we propose a metal stamping forming die to solve the above-mentioned problems. Disclosure of Invention The invention aims to solve the problems and provide a metal stamping forming die. The metal stamping forming die comprises a stamping male die and a stamping female die, wherein the lower surface of the stamping female die is fixedly provided with a lower die plate through bolts, the lower surface of the lower die plate is fixedly connected with a fixed base, the upper surface of the lower die plate is fixedly connected with four guide posts which are in rectangular distribution, the outer walls of the four guide posts are respectively sheathed with a guide sliding sleeve in a sliding way, and the outer walls of the four guide sliding sleeves are jointly sheathed with a movable frame; The outer walls of the centers of two sides of the movable frame are provided with mounting through holes, the wall of each of two ends of each mounting through hole is fixedly embedded with a sealing bearing, the inner walls of the inner rings of the four sealing bearings are fixedly sleeved with thick-wall hollow pipes together, the outer walls of the thick-wall hollow pipes are fixedly sleeved with upper templates, and the bottom ends of the upper templates are fixedly connected with the top ends of the stamping male dies through bolts; the upper surface of the upper template is fixedly connected with an air blowing mechanism; The upper surface of the movable frame is fixedly connected with an auxiliary mechanism; and the outer wall of the side end of the movable frame is fixedly connected with a die overturning mechanism. In the metal stamping forming die, the air blowing mechanism comprises a hollow block fixedly connected with the upper surface of the upper die plate, a plurality of air injection tips are fixedly communicated with the upper surface of the hollow block, a communicating pipe is fixedly communicated with the bottom end of the hollow block, the air inlet end of the communicating pipe penetrates through the top end of the upper die plate and is fixedly