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CN-224224431-U - Mould with jacket backing plate structure capable of being sprung out

CN224224431UCN 224224431 UCN224224431 UCN 224224431UCN-224224431-U

Abstract

The utility model relates to the technical field of dies and discloses a die with a jacket backing plate structure capable of being sprung out, which comprises a fixed die and a movable die, wherein the fixed die comprises a fixed die plate and a fixed die bottom plate, the movable die comprises a movable die plate, a movable die backing plate, a die foot and a die bottom plate, a runner and a front die insert are arranged on a fixed die core of the fixed die plate, a sliding block and a material handle are arranged on a movable die core of the movable die plate, a barrel and a movable die insert are arranged on the movable die core, a pouring gate on the material handle extends into a product forming cavity, a sleeve piece which extends into the fixed die core and is positioned outside the barrel is arranged on the movable die backing plate, the top end of the sleeve piece is provided with a matching slope, instant detachment and die clamping are realized between the movable die backing plate and the movable die plate through a spring, the contradiction in the aspects of meeting product drawing requirements and preventing sliding block grinding damage of the traditional die structure is effectively solved, and the applicability and the production efficiency of the die are improved.

Inventors

  • QIU FUPING
  • XIE BING
  • Ji Xiongxiong

Assignees

  • 昆山明佰精密模塑有限公司

Dates

Publication Date
20260512
Application Date
20250520

Claims (7)

  1. 1. A mold for adding a jacket pad structure capable of springing open, comprising: The fixed die comprises a fixed die plate (2) and a fixed die bottom plate (1) arranged at the top of the fixed die plate (2), a runner (8) is arranged on a fixed die core (7) at the inner side of the fixed die plate (2), and four front die inserts (9) which are arranged in an equidistance manner are embedded and arranged on the fixed die core (7); The movable mould comprises a movable mould plate (3), a movable mould base plate (4) arranged at the bottom of the movable mould plate (3), mould legs (5) arranged at the bottom of the movable mould base plate (4) and a mould bottom plate (6) arranged at the bottom of the mould legs (5), a sliding block (20) which is inserted by matching with a front mould insert (9) and encloses a product forming cavity is arranged on a movable mould core (19) at the inner side of the movable mould plate (3), and a material handle (21) which is matched with the runner (8) is arranged on the sliding block (20); The inside of movable mould benevolence (19) is equipped with a department section of thick bamboo (22) and is located the inboard movable mould income son (23) of department section of thick bamboo (22), and runner (24) on stock (21) stretch into the product and become the die cavity in, are equipped with on movable mould backing plate (4) and stretch into cover piece (25) on cover piece mould benevolence (7) and be located department section of thick bamboo (22) outside, and the top of cover piece (25) has cooperation inclination (26), realizes promptly disengaging and the compound die through spring (27) between movable mould backing plate (4) and movable mould board (3).
  2. 2. The die for increasing the spring-open sheath backing plate structure according to claim 1, wherein four fixing blocks A (10) symmetrically arranged front and back and inclined guide posts (11) arranged on the fixing blocks A (10) are arranged on the inner side of the fixed die plate (2) and on the outer side of the fixed die core (7), and four wedge-shaped blocks (12) respectively arranged on the outer side of the four fixing blocks A (10) and symmetrically arranged front and back are further arranged on the fixed die plate (2); The sliding block (20) is inserted into a cavity surrounded by the fixed template (2), the wedge-fastening block (12) and the fixed template core (7), an inclined guide groove (28) matched with the inclined guide post (11) for guiding and inserting is formed in the sliding block (20), the sliding block (20) is fixed on the inner side of the movable template (3) and the movable template core (19) through a pressing bar (39), and a cooling water pipe (29) extending out of the movable template (3) is arranged on the sliding block (20).
  3. 3. The die for increasing the spring-open sheath backing plate structure is characterized in that four fine positioning grooves (13) which are symmetrically arranged left and right are embedded and installed on a fixed die plate (2), four fine positioning blocks (30) on a movable die plate (3) are matched with the fine positioning grooves (13) for guiding and inserting, four guide sleeves (14) are embedded and installed at four corners of the fixed die plate (2), and four guide posts (31) on the movable die plate (3) are matched with the four guide sleeves (14) for guiding and inserting.
  4. 4. The die for adding the spring-open sheath backing plate structure according to claim 1, wherein two lock modules (15) which are rotatably connected with the fixed die plate (2) are arranged at two ends of the diagonal line of the fixed die plate, and the two lock modules (15) are matched with lock rods (32) on the movable die plate (3) for locking.
  5. 5. The die for increasing the jacket backing plate structure capable of being sprung out according to claim 1, wherein a cooling water joint A (16) and a hanging ring hole A (17) are arranged on one side of a fixed die plate (2), a cooling water joint B (18) is arranged on the rear side of the fixed die plate (2), a cooling water joint C (33) which is vertically symmetrically arranged with the cooling water joint A (16) is arranged on one side of a movable die plate (3), a frame hanging ring (34) is arranged on one side of a die leg (5), and a hanging ring hole B (35) is further arranged on one side of the die leg (5).
  6. 6. The die for adding the spring-open sheath backing plate structure according to claim 1, wherein the movable die plate (3) is provided with a sliding block wear-resisting plate (36) and a sliding block lock (37) which are matched with the sliding block (20) for limiting and positioning.
  7. 7. A mold for increasing a structure of a jacket backing plate capable of being sprung out according to claim 1, wherein a counter (38) is embedded and installed on the movable mold backing plate (4).

Description

Mould with jacket backing plate structure capable of being sprung out Technical Field The utility model belongs to the technical field of dies, and particularly relates to a die for increasing a jacket backing plate structure capable of being sprung. Background In the design and manufacture of a mold, in a conventional Ha Fu slide structure, a matching surface with a certain inclination is usually designed at the bottom of the slide motion direction so as to prevent the slide from being damaged by grinding and the mold from being damaged. However, for some products, the drawing is strict for a specific portion, and there cannot be a PL line, i.e., a parting line (a parting line between a movable mold and a fixed mold of a mold) within a certain range. In the test mold stage, the customer may accept a certain degree of yielding, but in mass production, the requirement of 2D drawing is strictly complied with, which results in that the conventional slider structure cannot meet the requirement of mass production. Disclosure of utility model The utility model aims to provide a die with a jacket backing plate structure capable of being sprung out, so that PL lines can be changed, and a Ha Fu sliding block can realize the die with a motion direction without slope matching, thereby solving the problems of the existing die structure in the aspects of meeting the requirement of a product drawing and preventing the sliding block from being damaged by grinding. In order to achieve the above purpose, the present utility model provides the following technical solutions: The die comprises a fixed die and a movable die, wherein the fixed die comprises a fixed die plate and a fixed die bottom plate arranged at the top of the fixed die plate, and the movable die comprises a movable die plate, a movable die base plate arranged at the bottom of the movable die plate, die feet arranged at the bottom of the movable die base plate and a die bottom plate arranged at the bottom of the die feet; the fixed die core on the inner side of the fixed die plate is provided with a runner, and four front die inserts which are arranged in an equidistant manner are embedded and installed on the fixed die core; A sliding block which is inserted by matching with the front mold insert and encloses a product forming cavity is arranged on the movable mold core at the inner side of the movable mold plate, and a material handle which is matched with the runner is arranged on the sliding block; The inner side of the movable die core is provided with a lining barrel and a movable die insert positioned at the inner side of the lining barrel, a pouring gate on the material handle stretches into the product forming cavity, the movable die base plate is provided with a sleeve piece which stretches into the fixed die core and is positioned at the outer side of the lining barrel, the top end of the sleeve piece is provided with a matching inclination, and instant detachment and die assembly are realized between the movable die base plate and the movable die plate through a spring. Preferably, the inner side of the fixed die plate and the outer side of the fixed die core are provided with four fixed blocks A which are arranged in a front-back symmetrical way and inclined guide columns which are arranged on the fixed blocks A, and the fixed die plate is also provided with four wedge-shaped tight blocks which are respectively arranged on the outer sides of the four fixed blocks A and are arranged in a front-back symmetrical way; The sliding block is inserted into a cavity surrounded by the fixed die plate, the wedge block and the fixed die core, an inclined guide groove matched with the inclined guide post for guiding and inserting is arranged on the sliding block, the sliding block is fixed on the inner side of the movable die plate and the movable die core through a pressing strip, and a cooling water pipe extending out of the movable die plate is arranged on the sliding block. Preferably, four precise positioning grooves which are symmetrically arranged left and right are embedded and arranged on the fixed die plate, four precise positioning blocks on the movable die plate are matched with the precise positioning grooves for guiding and inserting, four guide sleeves are embedded and arranged at four corners of the fixed die plate, and four guide posts on the movable die plate are matched with the four guide sleeves for guiding and inserting. Preferably, two lock modules which are rotationally connected with the fixed die plate are arranged at two ends of the diagonal line of the fixed die plate, and the two lock modules are matched with lock rods on the movable die plate for locking. Preferably, one side of the fixed die plate is provided with a cooling water joint A and a hanging ring hole A, the rear side of the fixed die plate is provided with a cooling water joint B, one side of the movable die plate is provided with a cooling water joint C which is arra