Stamping die for refrigerator injection molding part production

Abstract

The utility model discloses a stamping die for refrigerator injection molding part production, and relates to the technical field of stamping dies, the stamping die comprises a base, the upper end of the base is fixedly provided with a fixed die, the fixed die is internally provided with a die cavity, the die cavity is internally connected with a placing plate in a sliding manner, and the inner surface of the placing plate is provided with a stabilizing assembly. According to the utility model, the turntable is pulled, and the turntable, the limiting rod, the pressing plate and the third spring are matched for use, so that the connecting plate limits the position of the pressing plate, then a plastic part is placed on the placing plate in the fixed mold, and the plastic part is placed on the placing plate by starting the bidirectional motor; through cooperative use of a threaded rod, a first moving plate, a first sliding rod, a second sliding rod, a second moving plate, a first sliding rod, a second sliding rod and a second spring, a connecting plate enters a containing groove, at the moment, a third spring restores elastic deformation to drive a pressing plate to fix an injection molding part, and therefore stable placement of the injection molding part is achieved, deviation during stamping is prevented, and the service life of the injection molding part is prolonged. And the accuracy is influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping dies, in particular to a stamping die for producing refrigerator injection molded parts. Background Art

[0002] Stamping is a forming method that uses a press and a die to apply external force to plates, strips, pipes and profiles to cause them to undergo plastic deformation or separation, thereby obtaining a workpiece (stamping part) of the desired shape and size; plastic is a polymer compound that is polymerized from monomers through addition or condensation reactions, commonly known as plastics or resins. It can freely change its composition and shape, and is composed of synthetic resins and additives such as fillers, plasticizers, stabilizers, lubricants, and colorants.

[0003] The existing patent (CN110466139A) discloses a stamping die for producing refrigerator injection molded parts. When the injection molded part needs to be stamped, the injection molded part is first placed on a placing plate on the fixed mold hole of the fixed mold. The placing plate is provided with a limiter. First, the limiters on the front and rear sides of the placing plate are pulled apart so that the injection molded part can be placed on the placing plate. Then, the limiters are released so that the vertical part of the limiters can contact the edge of the injection molded part. This is conducive to the stable placement of the injection molded part and will not cause deviation.

[0004] However, the above technical solution has certain defects. Before fixing the injection molded part, the above technical solution also needs to pull the limit plate to limit the two sides of the injection molded part. However, it is troublesome and inconvenient to adjust, and the limit plates on both sides need to be pulled. Therefore, a stamping mold for the production of refrigerator injection molded parts is proposed. Utility Model Content

[0005] Based on this, the purpose of the utility model is to provide a stamping die for producing refrigerator injection molded parts to solve the technical problems raised in the above background.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a stamping die for producing refrigerator injection molded parts, comprising a base, a fixed die is fixedly installed on the upper end of the base, a mold cavity is opened in the fixed die, a placement plate is slidably connected in the mold cavity, a stabilizing component is installed on the inner surface of the placement plate, a first spring is fixedly installed on the lower surface of the placement plate, and heating components are fixedly installed on both sides of the fixed die;

[0007] The stabilizing component includes a bidirectional motor fixedly mounted on the inner surface of the placement plate, threaded rods are fixedly mounted on both sides of the bidirectional motor, the other ends of the threaded rods are rotatably connected to the side walls of the placement plate, the outer surface of the threaded rods is rotatably connected to the first movable plate, a first sliding rod is fixedly mounted on one side of the threaded rod in the placement plate, a second sliding rod is fixedly mounted on one side of the first sliding rod in the placement plate, the first movable plate is slidably connected to the first sliding rod, a slider is fixedly mounted on one end of the first movable plate, the slider is slidably connected to the second sliding rod, and the outer surface of the first sliding rod is slidably connected to the second sliding rod on one side of the first movable plate A movable plate, a second spring is fixedly installed on one side of the second movable plate, one end of the second movable plate extends to the outside of the placing plate and is fixedly installed with a fixed plate, a limiting rod is connected through the fixed plate, a turntable is fixedly installed on one end of the limiting rod, a pressure plate is fixedly installed on the other end of the limiting rod, a third spring is fixedly installed on the upper surface of the pressure plate, a containing box is fixedly installed on one side of the second movable plate, a fourth spring is fixedly installed on the inner surface of the containing box, the other end of the fourth spring is fixedly installed with the limiting plate, a connecting rod is fixedly installed on one side of the limiting plate, and the other end of the connecting rod is fixedly installed with the connecting plate.

[0008] As a preferred technical solution of the utility model, a placement groove is opened on the other side of the second movable plate, and the size of the placement groove matches the size of the connecting plate.

[0009] As a preferred technical solution of the utility model, one end of the second spring is fixedly connected to the second movable plate, the other end of the second spring is fixedly connected to the spacer in the placement plate, and the second spring is sleeved on the outer surface of the first slide rod.

[0010] As a preferred technical solution of the utility model, one end of the third spring is fixedly connected to the pressure plate, and the other end of the third spring is fixedly connected to the lower end of the fixing plate.

[0011] As a preferred technical solution of the utility model, the heating assembly includes a heating box fixedly installed on both sides of the fixed mold, a micro motor is fixedly installed on the inner surface of the heating box, a fan is fixedly installed at one end of the micro motor, a heating plate is fixedly installed on one side of the fan in the heating box, one side of the heating box is connected to a main flow pipe, and one side of the main flow pipe is connected to multiple groups of flow pipes.

[0012] As a preferred technical solution of the utility model, the upper end of the base is fixedly installed with support columns around the fixed mold, the other end of the support column is fixedly installed with a top plate, the upper end of the top plate is fixedly installed with a pushing cylinder, the telescopic end of the pushing cylinder is fixedly installed with a movable mold, and the lower end of the movable mold is fixedly installed with a pressing head.

[0013] As a preferred technical solution of the utility model, the upper end of the fixed mold is fixedly installed with a supporting slide rod around the mold cavity, the other end of the supporting slide rod is fixedly installed with the lower end of the top plate, and the supporting slide rod is slidably connected with the movable mold.

[0014] In summary, the utility model mainly has the following beneficial effects:

[0015] The utility model can realize the following steps when the injection molded part needs to be stamped, by pulling the rotary table, the rotary table drives the limit rod to move, and the third spring is squeezed by the pressure plate, and the fourth spring restores the elastic deformation to drive the limit plate to move, and then the limit plate drives the connecting plate to move through the connecting rod, so that the connecting plate limits the position of the pressing plate, and then the plastic part is placed on the placing plate in the fixed mold, and by starting the bidirectional motor, the threaded rod, the first moving plate, the first sliding rod, the second sliding rod, the second moving plate, the first sliding rod, the second sliding rod and the second spring are used in coordination, so that the connecting plate enters the placing groove, and at this time the third spring restores the elastic deformation to drive the pressure plate to fix the injection molded part, thereby achieving stable placement of the injection molded part, preventing it from offsetting during stamping and affecting the accuracy, and by starting the micromotor and the heating plate in the heating box, and cooperating with the main pipe and the shunt pipe, the air body enters the mold cavity, so that the injection molded part inside can be heated to prevent it from breaking during stamping, and the utility model has strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the utility model;

[0017] Figure 2 It is a front cross-sectional view of the utility model;

[0018] Figure 3 It is a front cross-sectional view of the placement plate of the utility model;

[0019] Figure 4 For the utility model Figure 3 Enlarged view of point A in the middle;

[0020] Figure 5 It is a three-dimensional diagram of the placement plate of the utility model.

[0021] In the figure: 100, base; 110, fixed mold; 120, support column; 130, top plate; 140, push cylinder; 150, movable mold; 160, press head; 170, support slide bar; 180, mold cavity; 190, placement plate; 1910, first spring; 200, stabilizing component; 300, heating component;

[0022] 210, bidirectional motor; 220, threaded rod; 230, first movable plate; 240, first sliding rod; 250, second sliding rod; 260, second movable plate; 270, second spring; 280, fixed plate; 290, limit rod; 2910, turntable; 2920, pressure plate; 2930, third spring; 2940, receiving box; 2950, ​​fourth spring; 2960, limit plate; 2970, connecting rod; 2980, connecting plate; 2990, placement slot; 2991, slider;

[0023] 310, heating box; 320, micro motor; 330, fan; 340, heating plate; 350, main flow pipe; 360, diversion pipe. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0025] The following describes an embodiment of the utility model based on its overall structure.

[0026] A stamping die for producing refrigerator injection molded parts, such as Figure 1 - Figure 5 As shown, it includes a base 100, a fixed mold 110 is fixedly installed on the upper end of the base 100, a mold cavity 180 is opened in the fixed mold 110, a placement plate 190 is slidably connected in the mold cavity 180, a stabilizing component 200 is installed on the inner surface of the placement plate 190, a first spring 1910 is fixedly installed on the lower surface of the placement plate 190, and heating components 300 are fixedly installed on both sides of the fixed mold 110;

[0027] The stabilizing assembly 200 includes a bidirectional motor 210 fixedly mounted on the inner surface of the placement plate 190, threaded rods 220 are fixedly mounted on both sides of the bidirectional motor 210, the other end of the threaded rod 220 is rotatably connected to the side wall of the placement plate 190, the outer surface of the threaded rod 220 is rotatably connected to a first movable plate 230, a first slide bar 240 is fixedly mounted on one side of the threaded rod 220 in the placement plate 190, a second slide bar 250 is fixedly mounted on one side of the first slide bar 240 in the placement plate 190, and the first movable plate 230 is connected to the first movable plate 230. The slide bar 240 is slidably connected, a slider 2991 is fixedly installed at one end of the first movable plate 230, and the slider 2991 is slidably connected to the second slide bar 250. The outer surface of the first slide bar 240 is located on one side of the first movable plate 230 and is slidably connected to the second movable plate 260. A second spring 270 is fixedly installed on one side of the second movable plate 260. One end of the second movable plate 260 extends to the outer side of the placement plate 190 and is fixedly installed with a fixed plate 280. A limit rod 290 is connected through the fixed plate 280. One end of the limit rod 290 A rotating disk 2910 is fixedly installed, a pressure plate 2920 is fixedly installed on the other end of the limiting rod 290, a third spring 2930 is fixedly installed on the upper surface of the pressure plate 2920, a receiving box 2940 is fixedly installed on one side of the second movable plate 260, a fourth spring 2950 is fixedly installed on the inner surface of the receiving box 2940, a limiting plate 2960 is fixedly installed on the other end of the fourth spring 2950, ​​a connecting rod 2970 is fixedly installed on one side of the limiting plate 2960, and a connecting plate 2980 is fixedly installed on the other end of the connecting rod 2970 0, a placement groove 2990 is opened on the other side of the second movable plate 260, and the size of the placement groove 2990 matches the size of the connecting plate 2980. One end of the second spring 270 is fixedly connected to the second movable plate 260, and the other end of the second spring 270 is fixedly connected to the spacer in the placement plate 190, and the second spring 270 is sleeved on the outer surface of the first sliding rod 240. One end of the third spring 2930 is fixedly connected to the pressure plate 2920, and the other end of the third spring 2930 is fixedly connected to the lower end of the fixed plate 280.

[0028] When the injection molded part needs to be stamped, the rotating disk 2910 is pulled, and the rotating disk 2910 drives the limiting rod 290 to move, and the third spring 2930 is squeezed by the pressing plate 2920, and the limiting plate 2960 is driven to move by the fourth spring 2950 to restore the elastic deformation, and then the limiting plate 2960 drives the connecting plate 2980 to move through the connecting rod 2970, so that the connecting plate 2980 limits the position of the pressing plate 2920, and then the plastic part is placed on the placing plate 190 in the fixed mold 110, and the bidirectional motor 210 is started, and the bidirectional motor 210 drives the threaded rod 220 to rotate, and the threaded rod 220 drives the first moving plate 230 to move, and the first sliding rod 2 40, and then the first slide bar 240 drives the slider 2991 to slide on the second slide bar 250, and drives the second movable plate 260 to move on the first slide bar 240 and the second slide bar 250, and squeezes the second spring 270. When the connecting plate 2980 contacts the injection molded part, the connecting plate 2980 drives the connecting rod 2970 to move, so that the connecting rod 2970 drives the limiting plate 2960 to squeeze the fourth spring 2950, ​​so that the connecting plate 2980 enters the placement groove 2990. At this time, the third spring 2930 restores its elastic deformation and drives the pressure plate 2920 to fix the injection molded part, thereby achieving stable placement of the injection molded part and preventing it from offsetting during stamping and affecting the accuracy.

[0029] Please refer to Figure 2 The heating component 300 includes a heating box 310 fixedly installed on both sides of the fixed mold 110, a micro motor 320 is fixedly installed on the inner surface of the heating box 310, a fan 330 is fixedly installed at one end of the micro motor 320, a heating plate 340 is fixedly installed on one side of the fan 330 in the heating box 310, one side of the heating box 310 is connected to a main flow pipe 350, and one side of the main flow pipe 350 is connected to a plurality of groups of flow pipes 360.

[0030] By starting the micro motor 320 and the heating plate 340 in the heating box 310, the micro motor 320 drives the fan 330 to rotate, and the rotation of the fan 330 blows the heat emitted by the heating plate 340 to the main pipe 350, and then the wind body enters the mold cavity 180 through the diversion pipe 360 ​​on one side of the main pipe 350, so that the internal injection molded parts can be heated to prevent breakage during stamping, and the practicability is strong.

[0031] Please refer to Figure 2The upper end of the base 100 is located around the fixed mold 110 and is fixedly installed with support columns 120. The other end of the support columns 120 is fixedly installed with a top plate 130. The upper end of the top plate 130 is fixedly installed with a push cylinder 140. The telescopic end of the push cylinder 140 is fixedly installed with a movable mold 150. The lower end of the movable mold 150 is fixedly installed with a press head 160. The upper end of the fixed mold 110 is located around the mold cavity 180 and is fixedly installed with a support slide bar 170. The other end of the support slide bar 170 is fixedly installed with the lower end of the top plate 130, and the support slide bar 170 is slidably connected to the movable mold 150.

[0032] By starting the push cylinder 140, the push cylinder 140 drives the movable mold 150 to contact the fixed mold 110, and through the setting of the supporting slide rod 170, it is made more stable when moving.

[0033] When in use, when it is necessary to stamp the injection molded part, by pulling the turntable 2910, the turntable 2910 drives the limit rod 290 to move, and the third spring 2930 is squeezed by the pressure plate 2920, and the fourth spring 2950 restores the elastic deformation to drive the limit plate 2960 to move, and then the limit plate 2960 drives the connecting plate 2980 to move through the connecting rod 2970, so that the connecting plate 2980 limits the position of the pressure plate 2920, and then the plastic part is placed on the placement plate 190 in the fixed mold 110, and by starting the bidirectional motor 210, the bidirectional motor 210 drives the threaded rod 220 to rotate, and the threaded rod 220 drives the first moving plate 230 to move and slide on the first sliding rod 240, and then the first sliding rod 240 drives the slider 2991 to slide on the second sliding rod 250, and drives the second moving plate 260 to move on the first sliding rod 240 and the second sliding rod 250, and squeezes the second spring 270. When When the connecting plate 2980 contacts the injection molded part, the connecting plate 2980 drives the connecting rod 2970 to move, so that the connecting rod 2970 drives the limiting plate 2960 to squeeze the fourth spring 2950, ​​so that the connecting plate 2980 enters the placement groove 2990. At this time, the third spring 2930 restores its elastic deformation and drives the pressure plate 2920 to fix the injection molded part, thereby achieving stable placement of the injection molded part to prevent it from being offset during stamping and affecting the accuracy. By starting the micro motor 320 and the heating plate 340 in the heating box 310, the micro motor 320 drives the fan 330 to rotate, and the rotation of the fan 330 blows the heat emitted by the heating plate 340 to the main flow pipe 350, and then the wind body enters the mold cavity 180 through the shunt pipe 360 ​​on one side of the main flow pipe 350, so that the internal injection molded part can be heated to prevent it from breaking during stamping. The device has strong practicality, and the parts not involved in the device are the same as the prior art or can be implemented by the prior art.

[0034] Although an embodiment of the utility model has been shown and described, this specific embodiment is merely an explanation of the utility model and is not a limitation of the utility model. The specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. After reading this specification, those skilled in the art may make modifications, substitutions and variations to the embodiments without creative contributions as needed without departing from the principles and purpose of the utility model. However, as long as they are within the scope of the claims of the utility model, they are protected by patent law.

Claims

1. A stamping die for producing refrigerator injection molded parts, comprising a base (100), characterized in that: A fixed mold (110) is fixedly mounted on the upper end of the base (100), a mold cavity (180) is provided in the fixed mold (110), a placement plate (190) is slidably connected in the mold cavity (180), a stabilizing component (200) is mounted on the inner surface of the placement plate (190), a first spring (1910) is fixedly mounted on the lower surface of the placement plate (190), and heating components (300) are fixedly mounted on both sides of the fixed mold (110); The stabilizing assembly (200) comprises a bidirectional motor (210) fixedly mounted on the inner surface of the placement plate (190), threaded rods (220) are fixedly mounted on both sides of the bidirectional motor (210), the other end of the threaded rod (220) is rotatably connected to the side wall of the placement plate (190), the outer surface of the threaded rod (220) is rotatably connected to a first movable plate (230), and a first sliding rod (240) is fixedly mounted on one side of the threaded rod (220) in the placement plate (190). One side of the first slide bar (240) is located in the placement plate (190) and is fixedly installed with a second slide bar (250); the first movable plate (230) is slidably connected to the first slide bar (240); one end of the first movable plate (230) is fixedly installed with a slider (2991); the slider (2991) is slidably connected to the second slide bar (250); the outer surface of the first slide bar (240) is located on one side of the first movable plate (230) and is slidably connected to the second movable plate (260) A second spring (270) is fixedly installed on one side of the second movable plate (260), one end of the second movable plate (260) extends to the outside of the placement plate (190) and is fixedly installed with a fixed plate (280), a limiting rod (290) is connected through the fixed plate (280), a rotating disk (2910) is fixedly installed on one end of the limiting rod (290), and a pressing plate (2920) is fixedly installed on the other end of the limiting rod (290), and the upper surface of the pressing plate (2920) A third spring (2930) is fixedly installed on the surface, a containing box (2940) is fixedly installed on one side of the second movable plate (260), a fourth spring (2950) is fixedly installed on the inner surface of the containing box (2940), a limiting plate (2960) is fixedly installed on the other end of the fourth spring (2950), a connecting rod (2970) is fixedly installed on one side of the limiting plate (2960), and a connecting plate (2980) is fixedly installed on the other end of the connecting rod (2970).

2. A stamping die for producing refrigerator injection molded parts according to claim 1, characterized in that: A placement groove (2990) is provided on the other side of the second movable plate (260), and the size of the placement groove (2990) matches the size of the connecting plate (2980).

3. A stamping die for producing refrigerator injection molded parts according to claim 1, characterized in that: One end of the second spring (270) is fixedly connected to the second movable plate (260), the other end of the second spring (270) is fixedly connected to the spacer in the placement plate (190), and the second spring (270) is sleeved on the outer surface of the first sliding rod (240).

4. A stamping die for producing refrigerator injection molded parts according to claim 1, characterized in that: One end of the third spring (2930) is fixedly connected to the pressure plate (2920), and the other end of the third spring (2930) is fixedly connected to the lower end of the fixing plate (280).

5. The stamping die for producing refrigerator injection molded parts according to claim 1, characterized in that: The heating assembly (300) comprises a heating box (310) fixedly mounted on both sides of a fixed mold (110); a micro motor (320) is fixedly mounted on the inner surface of the heating box (310); a fan (330) is fixedly mounted on one end of the micro motor (320); a heating plate (340) is fixedly mounted on one side of the fan (330) in the heating box (310); one side of the heating box (310) is connected to a main flow pipe (350); one side of the main flow pipe (350) is connected to a plurality of flow pipes (360).

6. A stamping die for producing refrigerator injection molded parts according to claim 1, characterized in that: The upper end of the base (100) is located around the fixed mold (110) and is fixedly installed with a support column (120), the other end of the support column (120) is fixedly installed with a top plate (130), the upper end of the top plate (130) is fixedly installed with a push cylinder (140), the telescopic end of the push cylinder (140) is fixedly installed with a movable mold (150), and the lower end of the movable mold (150) is fixedly installed with a pressing head (160).

7. A stamping die for producing refrigerator injection molded parts according to claim 1, characterized in that: The upper end of the fixed mold (110) is located around the mold cavity (180) and is fixedly installed with a support slide bar (170). The other end of the support slide bar (170) is fixedly installed with the lower end of the top plate (130), and the support slide bar (170) is slidably connected with the movable mold (150).

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