Injection mold with cooling function

Abstract

The utility model belongs to the field of cooling functions, particularly relates to an injection mold with a cooling function, and aims to solve the problem that in the prior art, in the cooling process, non-uniform cooling of the mold is easily caused, so that the use effect is influenced, the following scheme is provided: the injection mold comprises a bottom plate, and a tire is rotationally mounted at the bottom of the bottom plate; four supporting columns are fixedly installed at the top of the bottom plate, a supporting plate is fixedly installed on the four supporting columns, four push rod motors are arranged at the bottom of the supporting plate, the same fixing plate is fixedly installed on output shafts of the four push rod motors, and a first air bellow and a second air bellow are fixedly installed at the top of the fixing plate. Hoses are fixedly installed at the bottoms of the first air bellow and the second air bellow, a spraying mechanism and a cooling mechanism are arranged on the fixing plate, and a moving block is fixedly installed at the bottom of the fixing plate.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to an injection mold with a cooling function. Background Art

[0002] An injection mold is a tool for producing plastic products; it is also a tool that gives plastic products a complete structure and precise dimensions. Injection molding is a processing method used in mass production of certain parts with complex shapes. Specifically, it refers to the high-pressure injection of heated and melted plastic into the mold cavity by an injection molding machine, and after cooling and solidification, a molded product is obtained. Traditionally, water circulation cooling or wind cooling is used to cool injection molds, but the cooling effect is not very ideal, which can easily cause a decrease in the qualified rate of products. In addition, when injecting molds, after the product is cooled, the ejector is used to separate the product from the mold and let it fall freely into the storage tank. Due to the lack of protective measures, damage to the product will be caused.

[0003] The patent document with announcement number CN108943617A discloses an injection mold with a cooling function, including an upper mold, a first connecting block, a second connecting block and a lower mold, wherein a main flow channel and an exhaust hole are arranged inside the upper mold, a screw hole is arranged at the bottom of the main flow channel, and the exhaust holes are axially symmetrically distributed inside the upper mold, a first connecting block is arranged at the lower part of the upper mold, the first connecting block includes a main flow channel, an exhaust hole, a branch flow channel and a core, a plurality of branch flow channels are arranged under the main flow channel, the core is arranged at the bottom of the first connecting block, a fixing seat is arranged at the upper part of the first connecting block, a second connecting block is arranged at the lower part of the first connecting block, the second connecting block includes a water outlet, a water inlet, a cold air inlet, a cold air outlet, a guide column, a cavity and a pressure rod, the water outlet, the water inlet, the cold air inlet and the cold air outlet are arranged on the outside of the second connecting block, and the injection mold with a cooling function is used by a condenser and a cold air pipe arranged under the cavity, and the two cooperate with each other to cool the molded product together.

[0004] In the prior art, during the cooling process, the mold is easily cooled unevenly, thus affecting the use effect.

[0005] Therefore, we propose an injection mold with cooling function to solve the above problems. Utility Model Content

[0006] The utility model aims to solve the disadvantages of the prior art that uneven cooling of the mold is easily caused during the cooling process, thereby affecting the use effect, and proposes an injection mold with a cooling function.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] An injection mold with a cooling function comprises a bottom plate, a tire is rotatably mounted on the bottom of the bottom plate, four support columns are fixedly mounted on the top of the bottom plate, a support plate is fixedly mounted on the four support columns, four push rod motors are arranged at the bottom of the support plate, the same fixed plate is fixedly mounted on the output shafts of the four push rod motors, a first bellows and a second bellows are fixedly mounted on the top of the fixed plate, a hose is fixedly mounted on the bottom of the first bellows and the second bellows, a spraying mechanism and a cooling mechanism are arranged on the fixed plate, a shifting block is fixedly mounted on the bottom of the fixed plate, two upper molds are fixedly mounted on the bottom of the fixed plate, two openings are arranged inside the two upper molds, limiting rings are fixedly mounted on the bottom outer walls of the two upper molds, injection ports are arranged on the two upper molds and the top of the fixed plate, a sleeve is mounted on the top of the bottom plate, two lower molds are fixedly mounted on the top of the bottom plate, a motor is arranged inside the first bellows, a fixing mechanism is arranged on the bottom plate, four rotating plates are rotatably mounted on the top of the bottom plate, a water tank is fixedly mounted on the bottom of the bottom plate, and two water pumps are arranged inside the water tank.

[0009] Preferably, the fixing mechanism includes four screw rods, the four screw rods are fixedly connected to four rotating plates, and brake blocks are fixedly mounted on the four screw rods.

[0010] Preferably, grooves are provided on the tops of the two lower molds, pipes are provided inside the two lower molds, and two water pumps are fixedly connected to the pipes.

[0011] Preferably, the cooling mechanism comprises a rotating rod, the rotating rod is fixedly connected to the output shaft of the motor, the first fan blade is fixedly mounted on the rotating rod, and the first pulley is fixedly mounted on the rotating rod.

[0012] Preferably, the first pulley is meshedly connected with a belt, the belt is meshedly connected with a second pulley, a rotating rod is fixedly mounted on the second pulley, a second fan blade is fixedly mounted on the rotating rod, and the rotating rod is rotatably connected to the second bellows.

[0013] Preferably, the spraying mechanism comprises two first bevel gears, and the two first bevel gears are fixedly connected to the rotating rod and the rotating rod respectively.

[0014] Preferably, the two first bevel gears are meshed with two second bevel gears, two rotating shafts are fixedly mounted on the two second bevel gears, and two third bevel gears are fixedly mounted on the two rotating shafts.

[0015] Preferably, the two third bevel gears are meshed with two fourth bevel gears, two rotating shafts are fixedly mounted on the two fourth bevel gears, two cams are fixedly mounted on the two rotating shafts, two cam grooves are opened around the two cams, and two reciprocating rods are slidably mounted in the two cam grooves, and the two reciprocating rods are fixedly connected to the hose.

[0016] In the utility model, the beneficial effects of the injection mold with cooling function are:

[0017] Due to the provision of the motor, the rotating rod, the first blade, the first pulley, the belt, the second pulley and the second blade, the plastic can be cooled;

[0018] Due to the provision of the first bevel gear, the second bevel gear, the third bevel gear, the fourth bevel gear, the cam and the reciprocating rod, the mold can be evenly cooled.

[0019] The utility model can cool the mold evenly and improve the use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a structural schematic diagram of an injection mold with cooling function proposed by the utility model;

[0021] Figure 2 This is a schematic diagram of a top view of an injection mold with a cooling function proposed by the utility model;

[0022] Figure 3 This is a schematic diagram of the internal structure of a lower mold of an injection mold with a cooling function proposed by the utility model;

[0023] Figure 4 This is a schematic diagram of the internal structure of a first bellows and a second bellows of an injection mold with a cooling function proposed by the utility model.

[0024] In the figure: 1, bottom plate; 2, tire; 3, support column; 4, support plate; 5, push rod motor; 6, fixed plate; 7, first bellows; 8, second bellows; 9, upper mold; 10, limit ring; 11, sleeve; 12, lower mold; 13, rotating plate; 14, screw; 15, brake block; 16, water tank; 17, pipeline; 18, water pump; 19, motor; 20, rotating rod; 21, first fan blade; 22, first pulley; 23, belt; 24, second pulley; 25, second fan blade; 26, first bevel gear; 27, second bevel gear; 28, third bevel gear; 29, fourth bevel gear; 30, cam; 31, reciprocating rod. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] Embodiment 1

[0027] Reference Figure 1-Figure 4, an injection mold with cooling function, comprising a bottom plate 1, a tire 2 is rotatably mounted on the bottom of the bottom plate 1, four support columns 3 are fixedly mounted on the top of the bottom plate 1, a support plate 4 is fixedly mounted on the four support columns 3, four push rod motors 5 are arranged at the bottom of the support plate 4, the same fixed plate 6 is fixedly mounted on the output shafts of the four push rod motors 5, a first bellows 7 and a second bellows 8 are fixedly mounted on the top of the fixed plate 6, a hose is fixedly mounted on the bottom of the first bellows 7 and the second bellows 8, a spraying mechanism and a cooling mechanism are arranged on the fixed plate 6, and a The moving block and the fixed plate 6 are fixedly provided with two upper molds 9 at the bottom, two openings are arranged inside the two upper molds 9, and a limiting ring 10 is fixedly provided on the bottom outer wall of the two upper molds 9. The two upper molds 9 and the top of the fixed plate 6 are provided with an injection port, a sleeve 11 is installed on the top of the bottom plate 1, and two lower molds 12 are fixedly installed on the top of the bottom plate 1. A motor 19 is arranged inside the first bellows 7, and a fixing mechanism is arranged on the bottom plate 1. Four rotating plates 13 are rotatably installed on the top of the bottom plate 1, and a water tank 16 is fixedly provided at the bottom of the bottom plate 1, and two water pumps 18 are arranged inside the water tank 16.

[0028] In the utility model, the fixing mechanism comprises four screw rods 14 , the four screw rods 14 are fixedly connected to the four rotating plates 13 , and brake blocks 15 are fixedly mounted on the four screw rods 14 .

[0029] In the utility model, grooves are provided on the tops of the two lower molds 12 , pipes 17 are provided inside the two lower molds 12 , and two water pumps 18 are fixedly connected to the pipes 17 .

[0030] In the utility model, the cooling mechanism comprises a rotating rod 20 , which is fixedly connected to the output shaft of the motor 19 , on which a first fan blade 21 is fixedly mounted, and on which a first pulley 22 is fixedly mounted.

[0031] In the utility model, the first pulley 22 is meshedly connected with a belt 23, the belt 23 is meshedly connected with a second pulley 24, the second pulley 24 is fixedly mounted with a rotating rod, the rotating rod is fixedly mounted with a second fan blade 25, and the rotating rod is rotatably connected to the second bellows 8.

[0032] In the utility model, the spraying mechanism includes two first bevel gears 26 , and the two first bevel gears 26 are fixedly connected to the rotating rod and the rotating rod 20 respectively.

[0033] In the utility model, two first bevel gears 26 are meshed with two second bevel gears 27 , two rotating shafts are fixedly mounted on the two second bevel gears 27 , and two third bevel gears 28 are fixedly mounted on the two rotating shafts.

[0034] In the utility model, two third bevel gears 28 are meshed with two fourth bevel gears 29, two rotating shafts are fixedly installed on the two fourth bevel gears 29, two cams 30 are fixedly installed on the two rotating shafts, two cam grooves are opened around the two cams 30, and two reciprocating rods 31 are slidably installed in the two cam grooves, and the two reciprocating rods 31 are fixedly connected to the hose.

[0035] In the utility model, the four push rod motors 5 are started, and the four push rod motors 5 drive the fixed plate 6 to move downward, thereby driving the two upper molds 9 to move downward, the shifting block on the fixed plate 6 can be inserted into the sleeve 11 on the bottom plate 1, and the limit ring 10 on the upper mold 9 can be stuck in the groove on the lower mold 12. Through double limiting, the mold clamping accuracy is effectively increased, and the motor 19 is started. The motor 19 drives the rotating rod 20 to rotate, the rotating rod 20 drives the first fan blade 21 to rotate, the rotating rod 20 drives the first pulley 22 to rotate, the first pulley 22 drives the second pulley 24 to rotate through the belt 23, the second pulley 24 drives the rotating rod to rotate, and the rotating rod drives the second fan blade 25 to rotate, which can cool the mold, and the rotating rod 20 and the rotating rod drive the two first pulleys 24 to rotate. A bevel gear 26 rotates, the two first bevel gears 26 drive the two second bevel gears 27 to rotate, the two second bevel gears 27 drive the two rotating shafts to rotate, the two rotating shafts drive the two third bevel gears 28 to rotate, the two third bevel gears 28 drive the two fourth bevel gears 29 to rotate, the two fourth bevel gears 29 drive the two rotating shafts to rotate, the two rotating shafts drive the two cams 30 to rotate, the two cams 30 drive the two reciprocating rods 31 to move, thereby driving the two hoses to move, which can evenly cool the mold, make the plastic in the mold precipitate evenly, and effectively discharge the bubbles mixed in the plastic. When the injection molding is completed, cooling water can be injected into the water tank 16 in the lower mold 12 through the pipeline 17. No natural cooling is required, and the injection molded parts in the mold can be quickly formed.

[0036] Embodiment 2

[0037] The difference between this embodiment and the first embodiment is that a filtering mechanism is arranged on one side of the two upper molds, and the filtering mechanism includes two activated carbons and two filtering boxes, which can filter the exhaust gas.

[0038] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An injection mold with cooling function, comprising a bottom plate (1), characterized in that: The bottom of the base plate (1) is rotatably mounted with a tire (2); the top of the base plate (1) is fixedly mounted with four support columns (3); a support plate (4) is fixedly mounted on the four support columns (3); four push rod motors (5) are provided at the bottom of the support plate (4); the output shafts of the four push rod motors (5) are fixedly mounted with a same fixed plate (6); the top of the fixed plate (6) is fixedly mounted with a first bellows (7) and a second bellows (8); the bottoms of the first bellows (7) and the second bellows (8) are fixedly mounted with hoses; a spraying mechanism and a cooling mechanism are provided on the fixed plate (6); a shift block is fixedly mounted on the bottom of the fixed plate (6); and the bottom of the fixed plate (6) is fixed with a Two upper molds (9) are installed, and two openings are provided inside the two upper molds (9). A limit ring (10) is fixedly installed on the bottom outer wall of the two upper molds (9). The tops of the two upper molds (9) and the fixed plate (6) are provided with injection ports. A sleeve (11) is installed on the top of the bottom plate (1). Two lower molds (12) are fixedly installed on the top of the bottom plate (1). An electric motor (19) is provided inside the first bellows (7). A fixing mechanism is provided on the bottom plate (1). Four rotating plates (13) are rotatably installed on the top of the bottom plate (1). A water tank (16) is fixedly installed on the bottom of the bottom plate (1), and two water pumps (18) are provided inside the water tank (16).

2. The injection mold with cooling function according to claim 1, characterized in that: The fixing mechanism comprises four screw rods (14), the four screw rods (14) are fixedly connected to the four rotating plates (13), and brake blocks (15) are fixedly mounted on the four screw rods (14).

3. The injection mold with cooling function according to claim 1, characterized in that: The tops of the two lower molds (12) are provided with grooves, pipes (17) are arranged inside the two lower molds (12), and two water pumps (18) are fixedly connected to the pipes (17).

4. The injection mold with cooling function according to claim 1, characterized in that: The cooling mechanism comprises a rotating rod (20), the rotating rod (20) is fixedly connected to the output shaft of the motor (19), a first fan blade (21) is fixedly mounted on the rotating rod (20), and a first pulley (22) is fixedly mounted on the rotating rod (20).

5. The injection mold with cooling function according to claim 4, characterized in that: The first pulley (22) is meshedly connected with a belt (23), the belt (23) is meshedly connected with a second pulley (24), a rotating rod is fixedly mounted on the second pulley (24), a second fan blade (25) is fixedly mounted on the rotating rod, and the rotating rod is rotationally connected to the second bellows (8).

6. The injection mold with cooling function according to claim 4, characterized in that: The spraying mechanism comprises two first bevel gears (26), and the two first bevel gears (26) are fixedly connected to the rotating rod and the rotating rod (20) respectively.

7. The injection mold with cooling function according to claim 6, characterized in that: The two first bevel gears (26) are meshed with two second bevel gears (27), two rotating shafts are fixedly mounted on the two second bevel gears (27), and two third bevel gears (28) are fixedly mounted on the two rotating shafts.

8. The injection mold with cooling function according to claim 7, characterized in that: The two third bevel gears (28) are meshed with two fourth bevel gears (29), two rotating shafts are fixedly mounted on the two fourth bevel gears (29), two cams (30) are fixedly mounted on the two rotating shafts, two cam grooves are arranged around the two cams (30), and two reciprocating rods (31) are slidably mounted in the two cam grooves, and the two reciprocating rods (31) are fixedly connected to the hose.

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