Injection mold with sealing mechanism

Abstract

The utility model relates to the technical field of injection molds, and discloses an injection mold with a sealing mechanism, the injection mold with the sealing mechanism comprises a base plate, the upper surface of the base plate is fixedly connected with four support columns, the top ends of the four support columns are fixedly connected with a lower mold plate, the upper surface of the base plate is fixedly connected with a support frame, a threaded rod is rotatably connected between the lower surface of the support frame and the upper surface of the base plate, a threaded sleeve is threadedly sleeved on the surface of the threaded rod, a sliding rod is fixedly connected between the lower surface of the support frame and the upper surface of the base plate, a sliding sleeve is slidably sleeved on the surface of the sliding rod, a mold body is fixedly connected between the threaded sleeve and the sliding sleeve, the inner wall of the mold body is tightly attached to the four sides of the lower mold plate, the injection mold can effectively prevent dust from falling in, and at the same time it is convenient to take out the injection molded product, which is easy to use.

Description

Technical Field

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

[0002] Injection molding, also known as injection molding, is a molding method that combines injection and molding. The advantages of injection molding are fast production speed, high efficiency, automated operation, a wide variety of colors, shapes from simple to complex, sizes from large to small, and precise product size. The product is easy to update and can be made into complex-shaped parts. Injection molding is suitable for mass production and complex-shaped products and other molding and processing fields.

[0003] A search of the announcement number CN 220593929 U shows an injection mold with a sealing mechanism, including a mold body, an upper mold, a push rod and a push plate, wherein the upper mold is arranged at the top of the mold body, and a push rod is installed at the bottom of the mold body, and a push plate is embedded in the top of the push rod, a replacement mechanism is arranged inside the mold body, and a switch is arranged on the outer wall of the top of the push rod, the switch is fixedly connected with a screw rod, and the screw rod is connected to the inner wall of the push rod through a bearing, a movable sleeve is sleeved on the outer wall of the screw rod, and a block is fixedly connected to the top of the movable sleeve, and a dustproof device is arranged on the top of the mold body. The utility model rotates the switch to make the movable sleeve gradually move to the left under the action of the thread, at which time the inner wall of the hole slides with the outer wall of the fixed rod, ensuring that the block does not rotate when moving, and the block is separated from the inside of the card slot, so that the push plate is no longer limited, and the staff can pull the push plate upward to remove it for replacement, thereby improving the use effect of the device.

[0004] However, the above-mentioned injection mold still has some shortcomings during use. The mold body cannot be sealed and protected, resulting in dust and other impurities easily falling into the interior of the mold body when not in use. At the same time, after the injection molding is completed, it is not convenient to take out the finished product and it is not convenient to use. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides an injection mold with a sealing mechanism, which solves the problem that the mold body cannot be sealed and protected, resulting in dust and other impurities easily falling into the interior of the mold body when not in use, and at the same time, it is inconvenient to take out the finished product after the injection molding is completed, and it is inconvenient to use.

[0006] The utility model provides the following technical solution: an injection mold with a sealing mechanism, comprising a bottom plate, the upper surface of the bottom plate is fixedly connected with four support columns, the top ends of the four support columns are fixedly connected with a lower mold plate, the upper surface of the bottom plate is fixedly connected with a support frame, a threaded rod is rotatably connected between the lower surface of the support frame and the upper surface of the bottom plate, a threaded sleeve is threadedly sleeved on the surface of the threaded rod, a sliding rod is fixedly connected between the lower surface of the support frame and the upper surface of the bottom plate, a sliding sleeve is slidably sleeved on the surface of the sliding rod, and a fixed connection is made between the threaded sleeve and the sliding sleeve. A mold body is connected, the inner wall of the mold body and the four sides of the lower mold plate are tightly attached, a material box is arranged on the upper surface of the support frame, and the discharge port of the material box is connected with a discharge pipe, a plurality of springs are fixedly connected to the inner top wall of the mold body, a push plate is fixedly connected to the bottom ends of the plurality of springs, one end of the discharge pipe extends to the interior of the mold body and passes through the surface of the push plate, two movable holes are provided on the upper surface of the mold body, push rods are slidably sleeved inside the two movable holes, and the bottom ends of the two push rods are fixedly connected to the upper surface of the push plate.

[0007] Preferred technical solution 1: A motor is fixedly connected to the upper surface of the support frame, and the output end of the motor passes through the connected support frame and is fixedly connected to the top end of the threaded rod.

[0008] This solution can drive the mold body to move through the rotation of the motor, which is convenient for sealing the mold body and taking out the injection molded product.

[0009] Preferred technical solution 2: A sealing ring is fixedly sleeved around the lower mold plate, a circle of sealing gasket is fixedly connected to the upper surface of the sealing ring, a sealing groove is opened on the lower surface of the mold body, and the sealing gasket matches the sealing groove.

[0010] This solution can effectively seal the mold body to prevent dust from falling in and raw materials from spilling during injection molding.

[0011] Preferred technical solution three: an electromagnetic valve is arranged on the surface of the discharge pipe, a feeding port is arranged on the top of the material box, and the discharge pipe is a corrugated pipe that can be extended or shortened.

[0012] This solution can conveniently control the outflow of raw materials and facilitate the movement of the injection mold.

[0013] Preferred technical solution four: the four sides of the push plate are tightly attached to the inner wall of the mold body, the bottom end of the discharge pipe is flush with the lower surface of the push plate, and the discharge pipe and the push plate are fixedly connected.

[0014] This solution can avoid the overflow of raw materials and ensure the quality of the injection molded products.

[0015] Preferred technical solution five: a controller is fixedly mounted on the upper surface of the base plate, and the motor and the electromagnetic valve are electrically connected to the controller.

[0016] This solution can facilitate users to control the operation of various components.

[0017] Compared with the prior art, the utility model provides an injection mold with a sealing mechanism, which has the following beneficial effects: when in use, the threaded rod is driven to rotate by the rotation of the motor, thereby driving the threaded sleeve and the mold body to move downward under the restriction of the sliding rod and the sliding sleeve, so that the mold body is sleeved on the lower mold plate, and at the same time, the sealing gasket is inserted into the inside of the sealing groove to seal the mold body, and then the electromagnetic valve is controlled by the controller to open, and the raw materials in the material box are transported to the inside of the mold body through the discharge pipe for injection molding. After injection molding, the mold body is driven to move upward by the rotation of the motor in the direction of ... The product falls on the lower mold plate by gravity, and then the finished injection molded product can be quickly taken out. At the same time, if the finished injection molded product is adhered to the inside of the mold body, the push rod can be pressed down to drive the push plate to move downward, and the finished injection molded product can be pushed so that the finished injection molded product and the mold body are no longer adhered, and the finished injection molded product can be quickly removed for easy use. When the injection mold is not needed, the mold body and the lower mold plate are tightly connected by the rotation of the motor, which can prevent dust from falling into the inside of the mold body. The injection mold can effectively prevent dust from falling and facilitate the removal of the finished injection molded product for easy use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is a disassembled diagram of the internal structure of the mold body of the utility model;

[0020] Figure 3 It is a bottom view of the mold main structure of the utility model.

[0021] In the figure: 1. bottom plate; 2. support column; 3. lower mold plate; 4. support frame; 5. threaded rod; 6. threaded sleeve; 7. sliding rod; 8. sliding sleeve; 9. mold body; 10. material box; 11. discharge pipe; 12. motor; 13. sealing ring; 14. sealing gasket; 15. sealing groove; 16. electromagnetic valve; 17. spring; 18. push plate; 19. movable hole; 20. push rod; 21. controller. DETAILED DESCRIPTION

[0022] See also Figure 1-3 ,

[0023] Embodiment 1: An injection mold with a sealing mechanism, comprising a bottom plate 1, four support columns 2 are fixedly connected to the upper surface of the bottom plate 1, the tops of the four support columns 2 are fixedly connected to a lower mold plate 3, a support frame 4 is fixedly connected to the upper surface of the bottom plate 1, a threaded rod 5 is rotatably connected between the lower surface of the support frame 4 and the upper surface of the bottom plate 1, a threaded sleeve 6 is threadedly sleeved on the surface of the threaded rod 5, a sliding rod 7 is fixedly connected between the lower surface of the support frame 4 and the upper surface of the bottom plate 1, a sliding sleeve 8 is slidably sleeved on the surface of the sliding rod 7, and a threaded sleeve 6 is rotatably sleeved between the threaded sleeve 6 and the sliding sleeve 8. A mold body 9 is fixedly connected between the support frame 4, the inner wall of the mold body 9 is tightly attached to the four sides of the lower mold plate 3, a material box 10 is arranged on the upper surface of the support frame 4, the discharge port of the material box 10 is connected to a discharge pipe 11, a plurality of springs 17 are fixedly connected to the inner top wall of the mold body 9, a push plate 18 is fixedly connected to the bottom ends of the plurality of springs 17, one end of the discharge pipe 11 extends to the interior of the mold body 9 and passes through the surface of the push plate 18, two movable holes 19 are provided on the upper surface of the mold body 9, and push rods 20 are slidably sleeved inside the two movable holes 19.

[0024] Embodiment 2: The difference between this embodiment and embodiment 1 is that, a motor 12 is fixedly connected to the upper surface of the support frame 4, and the output end of the motor 12 passes through the connected support frame 4 and is fixedly connected to the top of the threaded rod 5. The rotation of the motor 12 can drive the mold body 9 to move, which is convenient for sealing the mold body 9 and taking out the injection molded product.

[0025] Embodiment 3: The difference between this embodiment and embodiment 1 is that, a sealing ring 13 is fixedly sleeved on all four sides of the lower mold plate 3, a circle of sealing gasket 14 is fixedly connected to the upper surface of the sealing ring 13, a sealing groove 15 is opened on the lower surface of the mold body 9, and the sealing gasket 14 matches the sealing groove 15, so as to effectively seal the mold body 9 and prevent dust from falling in and raw materials from overflowing during injection molding.

[0026] Embodiment 4: The difference between this embodiment and embodiment 1 is that an electromagnetic valve 16 is provided on the surface of the discharge pipe 11, a feeding port is provided at the top of the material box 10, and the discharge pipe 11 is a corrugated pipe that can be extended or shortened, so as to facilitate the control of the outflow of raw materials and the movement of the injection mold 9.

[0027] Embodiment 5: The difference between this embodiment and embodiment 1 is that the four sides of the push plate 18 are tightly attached to the inner wall of the mold body 9, the bottom end of the discharge pipe 11 is flush with the lower surface of the push plate 18, and the discharge pipe 11 and the push plate 18 are fixedly connected to avoid overflow of raw materials and ensure the quality of the injection molded product.

[0028] Embodiment 6: The difference between this embodiment and embodiment 1 is that a controller 21 is fixedly mounted on the upper surface of the base plate 1, and the motor 12 and the electromagnetic valve 16 are electrically connected to the controller 21, so that the user can control the operation of each component conveniently.

[0029] In summary, when the injection mold with a sealing mechanism is used, the threaded rod 5 is driven to rotate by the rotation of the motor 12, thereby driving the threaded sleeve 6 and the mold body 9 to move downward under the restriction of the slide rod 7 and the slide sleeve 8, so that the mold body 9 is sleeved on the lower mold plate 3, and at the same time, the sealing gasket 14 is inserted into the inside of the sealing groove 15 to seal the mold body 9, and then the controller 21 controls the electromagnetic valve 16 to open, and the raw materials in the material box 10 are transported to the inside of the mold body 1 through the discharge pipe 11 for injection molding. After injection molding, the mold body 9 is driven to move upward by the direction of the motor 12, so that the injection molded product passes through The effect of gravity falls on the lower mold plate 3, and then the finished injection molded product can be quickly taken out. At the same time, if the finished injection molded product is adhered to the inside of the mold body 9, the push rod 20 can be pressed downward to drive the push plate 18 to move downward, and the finished injection molded product can be pushed so that the finished injection molded product and the mold body 9 are no longer adhered, and the finished injection molded product can be quickly removed for easy use. When the injection mold is not needed, the mold body 9 and the lower mold plate 3 are tightly connected by rotating the motor 12, so that dust can be prevented from falling into the inside of the mold body 9. The injection mold can effectively prevent dust from falling and facilitate the removal of the finished injection molded product for easy use.

Claims

1. An injection mold with a sealing mechanism, comprising a base plate (1), characterized in that: The upper surface of the base plate (1) is fixedly connected with four support columns (2), the top ends of the four support columns (2) are fixedly connected with a lower mold plate (3), the upper surface of the base plate (1) is fixedly connected with a support frame (4), a threaded rod (5) is rotatably connected between the lower surface of the support frame (4) and the upper surface of the base plate (1), a threaded sleeve (6) is threadedly sleeved on the surface of the threaded rod (5), a sliding rod (7) is fixedly connected between the lower surface of the support frame (4) and the upper surface of the base plate (1), a sliding sleeve (8) is slidably sleeved on the surface of the sliding rod (7), a mold body (9) is fixedly connected between the threaded sleeve (6) and the sliding sleeve (8), and the inner wall of the mold body (9) and the The four sides of the lower mold plate (3) are tightly attached to each other, and a material box (10) is arranged on the upper surface of the support frame (4). The discharge port of the material box (10) is connected to a discharge pipe (11). The internal top wall of the mold body (9) is fixedly connected with a plurality of springs (17), and the bottom ends of the plurality of springs (17) are fixedly connected with a push plate (18). One end of the discharge pipe (11) extends to the interior of the mold body (9) and passes through the surface of the push plate (18). Two movable holes (19) are provided on the upper surface of the mold body (9), and push rods (20) are slidably sleeved inside the two movable holes (19), and the bottom ends of the two push rods (20) are fixedly connected to the upper surface of the push plate (18).

2. The injection mold with a sealing mechanism according to claim 1, characterized in that: A motor (12) is fixedly connected to the upper surface of the support frame (4), and an output end of the motor (12) passes through the connected support frame (4) and is fixedly connected to the top end of the threaded rod (5).

3. The injection mold with a sealing mechanism according to claim 1, characterized in that: A sealing ring (13) is fixedly sleeved around the lower mold plate (3), and a circle of sealing gasket (14) is fixedly connected to the upper surface of the sealing ring (13). A sealing groove (15) is opened on the lower surface of the mold body (9), and the sealing gasket (14) matches the sealing groove (15).

4. The injection mold with a sealing mechanism according to claim 2, characterized in that: The surface of the discharge pipe (11) is provided with an electromagnetic valve (16), the top of the material box (10) is provided with a feeding port, and the discharge pipe (11) is a corrugated pipe that can be extended or shortened.

5. The injection mold with a sealing mechanism according to claim 1, characterized in that: The four sides of the push plate (18) are tightly attached to the inner wall of the mold body (9), the bottom end of the discharge pipe (11) is flush with the lower surface of the discharge pipe (18), and the discharge pipe (11) and the push plate (18) are fixedly connected.

6. The injection mold with a sealing mechanism according to claim 4, characterized in that: A controller (21) is fixedly mounted on the upper surface of the base plate (1), and the motor (12) and the electromagnetic valve (16) are electrically connected to the controller (21).

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