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CN-224210474-U - Fruit vegetables box injection moulding mould

CN224210474UCN 224210474 UCN224210474 UCN 224210474UCN-224210474-U

Abstract

The utility model relates to a fruit vegetables box injection moulding mould, including last die body and lower die body, the last die body includes the fixed die plate, the lower die body includes fixed plate, two mould feet, movable mould board, first roof and second roof down, slide on the movable mould board and be connected with the kicking block subassembly that is used for shaping the box body, the kicking block subassembly realizes the shaping and the drawing of patterns of box body through sliding, be equipped with oblique footstock on the second roof, set up T type spout on the oblique footstock, the movable mould board is stretched out to the bottom of kicking block subassembly, the bottom of kicking block subassembly is followed the direction of perpendicular to mould die sinking and is slided and be connected in T type spout. The utility model discloses a cooperation of kicking block subassembly and oblique footstock guarantees the smooth drawing of patterns of box body, prevents the production of top trace.

Inventors

  • LIANG XINGYU

Assignees

  • 台州百利塑模科技有限公司

Dates

Publication Date
20260508
Application Date
20250604

Claims (8)

  1. 1. The fruit and vegetable box injection molding die comprises an upper die body (1) and a lower die body (2), wherein the upper die body (1) comprises a fixed die plate (11), the lower die body (2) comprises a lower fixed plate (21), two die legs (22), a movable die plate (23), a first top plate (24) and a second top plate (25), and is characterized in that a top block assembly (3) for molding a box body (8) is connected onto the movable die plate (23) in a sliding manner, the top block assembly (3) realizes molding and demolding of the box body (8) through sliding, an inclined top seat (4) is arranged on the second top plate (25), a T-shaped chute (41) is formed in the inclined top seat (4), the bottom end of the top block assembly (3) extends out of the movable die plate (23), and the bottom end of the top block assembly (3) is connected into the T-shaped chute (41) in a sliding manner along the direction perpendicular to the die opening direction.
  2. 2. The injection molding die for the fruit and vegetable box according to claim 1, wherein the top block assembly (3) comprises a first molding block (31) and a fixed block (32), the first molding block (31) is positioned in the movable die plate (23) and is used for molding the box body (8), and the fixed block (32) extends out of the movable die plate (23) and is in sliding connection with the T-shaped sliding groove (41).
  3. 3. The injection molding die for the fruit and vegetable box according to claim 2, wherein the first molding block (31) is provided with a first water channel (5), the fixed block (32) is provided with a second water channel (321), the first water channel (5) is communicated with the second water channel (321), and a water inlet and a water outlet of the second water channel (321) are always positioned between the movable template (23) and the lower fixed plate (21).
  4. 4. The injection molding die for the fruit and vegetable box according to claim 3, wherein the first water channel (5) comprises a water inlet channel (51) and a water outlet channel (52), a processing cavity (311) is formed in the first molding block (31), a communicating water channel (312) is formed in the side wall of the processing cavity (311), the communicating water channel (312) is used for communicating the water inlet channel (51) and the water outlet channel (52), a blocking block (313) is arranged in the processing cavity (311), and the blocking block (313) is used for isolating the outside and the communicating water channel (312).
  5. 5. The injection molding die for the fruit and vegetable box, which is disclosed in claim 2, is characterized in that a first assembling cavity (231) and a second assembling cavity (232) which are mutually communicated are formed in the movable die plate (23), the first assembling cavity (231) and the second assembling cavity (232) penetrate through the movable die plate (23), the first molding block (31) is connected in the first assembling cavity (231) in a sliding mode, an assembling block (6) is detachably connected in the second assembling cavity (232), a guide sliding groove (61) is formed in the assembling block (6), the fixed block (32) is connected in the guide sliding groove (61) in a sliding mode, and the top end of the fixed block (32) penetrates through the second assembling cavity (232) and then is connected with the first molding block (31).
  6. 6. The injection molding die for the fruit and vegetable box, which is disclosed in claim 2, is characterized in that two molding blocks II (7) are slidingly connected on the movable die plate (23) along the direction perpendicular to the die opening direction of the die, the molding blocks II (7) are used for molding decorative folds (81), the two molding blocks II (7) are respectively positioned at two sides of a molding block I (31), two inclined rods (111) are arranged on the fixed die plate (11), insertion holes (71) which are in insertion fit with the inclined rods (111) are formed in the two molding blocks II (7), when the die is closed, the inclined rods (111) are inserted into the insertion holes (71) and drive the molding blocks II (7) to move close to the molding block I (31), and when the die is opened, the inclined rods (111) are separated from the insertion holes (71) and drive the molding blocks II (7) to move away from the molding block I (31).
  7. 7. The injection molding die for the fruit and vegetable box, as set forth in claim 6, characterized in that the second molding block (7) comprises a molding block main body (72) and a matching block (73), the second molding block (7) is used for molding a decorative flanging (81), and the jack (71) is formed on the matching block (73).
  8. 8. The injection molding die for the fruit and vegetable box according to claim 7, wherein the L-shaped positioning groove (74) is formed in the molding block main body (72), the L-shaped inserting block (75) is integrally formed in the matching block (73), and the L-shaped inserting block (75) is fixed in the L-shaped positioning groove (74).

Description

Fruit vegetables box injection moulding mould Technical Field The utility model relates to the field of molds, in particular to an injection molding mold for fruit and vegetable boxes. Background A fruit and vegetable box is shown in fig. 8, and comprises a box body, wherein the box body is a plastic piece and is formed by injection molding through a die. Decorative folded edges are arranged on the edges of the two sides of the box body. The box body is large in size and difficult to demould. The box body is an appearance piece, so that a top mark cannot appear on the surface of the box body, otherwise, the appearance quality of a product can be influenced, the traditional thimble structure cannot be used on a die for forming the box body to finish demoulding of the box body, and the problem of how to guarantee high-quality demoulding of the box body is solved under the condition. A fruit and vegetable box is shown in fig. 8, and comprises a box body 8, wherein the box body 8 is a plastic piece and is formed by injection molding through a die. Decorative folds 81 are arranged on the edges of the two sides of the box body 8. The box body 8 has a large volume and is difficult to demould. The case 8 is an appearance part, so that a top mark cannot appear on the surface of the case 8, and therefore, a conventional ejector pin structure cannot be used on a die for forming the case 8 to finish demolding of the case 8, and how to ensure high-quality demolding of the case 8 becomes a problem. Disclosure of utility model The application provides an injection molding die for a fruit and vegetable box, which ensures the smooth demolding of the box body and prevents the generation of top marks through the cooperation of a top block assembly and an inclined top seat. The application provides an injection molding die for a fruit and vegetable box, which adopts the following technical scheme: The injection molding die for the fruit and vegetable boxes comprises an upper die body and a lower die body, wherein the upper die body comprises a fixed die plate, the lower die body comprises a lower fixed plate, two die legs, a movable die plate, a first top plate and a second top plate, a first molding block is arranged on the movable die plate, a top block component for molding the boxes is connected to the movable die plate in a sliding mode, the top block component realizes molding and demolding of the boxes through sliding, an inclined top seat is arranged on the second top plate, a T-shaped chute is formed in the inclined top seat, the bottom end of the top block component extends out of the movable die plate, and the bottom end of the top block component is connected in the T-shaped chute in a sliding mode along the direction perpendicular to the die opening direction. Through adopting above-mentioned technical scheme, the shaping of box body is accomplished to kicking block subassembly when the mould is moulded plastics, and after the mould die sinking, first roof and second roof are close to the movable mould board under the control of injection molding machine motion, and the second roof can bring the oblique roof seat and be close to the movable mould board when moving near the movable mould board, can slide and with the ejecting movable mould board of fashioned box body under the drive of oblique roof seat, accomplish the drawing of patterns of box body. The contact area between the ejection structure of the ejection block and the box body is large, and the ejection mark is not easy to be left on the box body when the box body is ejected. Preferably, the top block assembly comprises a first forming block and a fixed block, wherein the first forming block is positioned in the movable mould plate and used for forming the box body, and the fixed block extends out of the movable mould plate and is connected with the T-shaped sliding chute in a sliding manner. By adopting the technical scheme, the die matching of the top block assembly is convenient. Preferably, the first forming block is provided with a first water channel, the fixed block is provided with a second water channel, the first water channel is communicated with the second water channel, and a water inlet and a water outlet of the second water channel are always positioned between the movable template and the lower fixed plate. By adopting the technical scheme, the sliding structure of the first forming block is not interfered by the first water channel, the first forming block is ensured to slide smoothly, meanwhile, cooling water can flow into the first forming block, and the cooling of the box body is accelerated after the box body is injection molded. Preferably, the first water channel comprises a water inlet channel and a water outlet channel, a processing cavity is formed in the first forming block, a communicating water channel is formed in the side wall of the processing cavity, the communicating water channel is used for communicating the water inlet