Automatic demolding device for plastic mold forming

Abstract

The utility model discloses an automatic demoulding device for plastic mould forming. The automatic demoulding device comprises a bottom plate, the bottom of the pressing assembly is fixedly connected with the top of the bottom plate; the automatic demolding assembly comprises a supporting plate, a lower mold, a clamping strip, a movable plate, a motor, a threaded rod and a top plate, the bottom of the supporting plate is fixedly connected with the top of the bottom plate, the bottom of the lower mold is fixedly connected with the top of the supporting plate, and one side of the clamping strip is fixedly connected with one side of the supporting plate; the two sides of the movable plate in the length direction are slidably connected with the outer surfaces of the clamping strips, the bottom of the motor is fixedly connected with the top of the movable plate, one end of the threaded rod is fixedly connected with a driving shaft of the motor, and the outer surface of the motor is in threaded connection with the bottom of the lower mold. According to the scheme, the bottom plate, the pressing assembly and the automatic demolding assembly are arranged, through the structure, the plastic product can be rapidly demolded after being formed, and the effects of saving time and labor spent on demolding and improving the working efficiency are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of demoulding devices, and more specifically, the utility model relates to an automatic demoulding device for plastic mold forming. Background Art

[0002] Plastic mold forming is a processing method for manufacturing plastic products. During the plastic mold forming process, first, the plastic raw material needs to be heated to a plastic state, and then the molten plastic is injected or extruded through the forming cavity of the mold, and finally the required product shape is formed in the mold. After the forming is completed, after the product cools and solidifies, the finished product is taken out of the mold. However, in actual use, there are still some disadvantages. For example, during the plastic product forming process, the product is likely to stick to the inner wall of the mold due to excessive temperature, resulting in difficult demoulding, which is time-consuming and laborious. Moreover, when the pulling force on the plastic product during the demoulding process is too large, it will also affect the integrity of the product. Summary of the Utility Model

[0003] In order to overcome the above-mentioned defects of the prior art, an embodiment of the utility model provides an automatic demoulding device for plastic mold forming to solve the problem that in the prior art, during the plastic product forming process, the product is likely to stick to the inner wall of the mold due to excessive temperature, resulting in difficult demoulding, which is time-consuming and laborious.

[0004] To solve the above technical problems, the utility model provides the following technical solutions: an automatic demoulding device for plastic mold forming, comprising

[0005] a bottom plate;

[0006] a pressing component, the bottom of the pressing component is fixedly connected to the top of the bottom plate;

[0007] an automatic demoulding component, the automatic demoulding component includes a support plate, a lower mold, a clamping strip, a movable plate, a motor, a threaded rod, and a top plate. The bottom of the support plate is fixedly connected to the top of the bottom plate, the bottom of the lower mold is fixedly connected to the top of the support plate, one side of the clamping strip is fixedly connected to one side of the support plate, both sides in the length direction of the movable plate are slidably connected to the outer surface of the clamping strip, the bottom of the motor is fixedly connected to the top of the movable plate, one end of the threaded rod is fixedly connected to the driving shaft of the motor, the outer surface of the motor is threadedly connected to the bottom of the lower mold, and the bottom of the top plate is fixedly connected to the top of the threaded rod.

[0008] Among them, the pressing component includes a support column, a connecting plate, a hydraulic rod, and an upper mold. The bottom end of the support column is fixedly connected to the top of the bottom plate, the bottom of the connecting plate is fixedly connected to the top end of the support column, the top end of the hydraulic rod is fixedly connected to the bottom of the connecting plate, the top of the upper mold is fixedly connected to the bottom end of the hydraulic rod, and the bottom of the upper mold is detachably connected to the top of the lower mold.

[0009] Among them, it further includes an auxiliary demolding component, which is arranged on the top of the bottom plate, and the outer surface of the auxiliary demolding component is fixedly connected to the inside of the lower mold.

[0010] Among them, the auxiliary demolding component includes a storage tank, an observation window, an automatic pump, a connecting hose, and a spray head. The bottom of the storage tank is fixedly connected to the top of the bottom plate. The observation window is installed on the outer surface of the storage tank. The automatic pump is installed on the top of the storage tank. One end of the connecting hose is fixedly communicated with the water outlet end of the automatic pump. The outer surface of the connecting hose is fixedly connected to the inside of the lower mold. The spray head is arranged inside the lower mold, and the tail of the spray head is fixedly communicated with both ends of the connecting hose away from the automatic pump.

[0011] The beneficial effects of the above technical solution of the present utility model are as follows:

[0012] In the above solution, a bottom plate, a pressing component, and an automatic demolding component are provided. Raw materials are added into the lower mold, and the hydraulic rod is started. The hydraulic rod drives the upper mold to descend and press on the lower mold. After waiting for the plastic product to be formed, the hydraulic rod is started again to make the upper mold rise. At this time, the motor is started. The motor drives the threaded rod to rotate inside the lower mold, and at the same time, the motor is driven in the reverse direction. The movable plate will move along the card strip, and finally the top plate will slide upward inside the lower mold to eject the plastic product. Through the above structure, the plastic product can be quickly demolded after being formed, achieving the effect of saving the time and effort of demolding and improving work efficiency.

[0013] An auxiliary demolding component is provided. A sufficient amount of demolding liquid is added to the storage tank. Before the plastic product is demolded after injection molding, the automatic pump is started. The automatic pump flows the demolding liquid in the storage tank out of the spray head through the connecting hose, so that the demolding liquid is sprayed on the surface of the plastic product. Through the above structure, the inside of the lower mold can be lubricated, avoiding the product sticking inside the mold after forming, resulting in smooth demolding and quality deviation of the formed product, achieving the effect of improving the forming quality of the plastic mold demolding device. Description of the Drawings

[0014] Figure 1 It is a schematic diagram of the overall structure of the present utility model;

[0015] Figure 2 It is a schematic diagram of the structure of the automatic demolding component of the present utility model;

[0016] Figure 3 It is a schematic diagram of the structure of the pressing component of the present utility model;

[0017] Figure 4 It is a schematic diagram of the structure of the auxiliary demolding component of the present utility model.

[0018] [Reference Signs]

[0019] 1, bottom plate; 2, pressing component; 3, automatic demolding component; 4, auxiliary demolding component; 31, support plate; 32, lower mold; 33, clamping strip; 34, movable plate; 35, motor; 36, threaded rod; 37, top plate; 21, support column; 22, connecting plate; 23, hydraulic rod; 24, upper mold; 41, storage tank; 42, observation window; 43, automatic pump; 44, connecting hose; 45, nozzle. Detailed Embodiment

[0020] To make the technical problems, technical solutions and advantages to be solved by the present utility model clearer, the following will be described in detail with reference to the drawings and specific embodiments.

[0021] As shown in the attached Figure 1 to the attached Figure 4 An embodiment of the present utility model provides an automatic demolding device for plastic mold forming, including

[0022] bottom plate 1;

[0023] pressing component 2, the bottom of the pressing component 2 is fixedly connected to the top of the bottom plate 1;

[0024] automatic demolding component 3, the automatic demolding component 3 includes a support plate 31, a lower mold 32, a clamping strip 33, a movable plate 34, a motor 35, a threaded rod 36, a top plate 37, the bottom of the support plate 31 is fixedly connected to the top of the bottom plate 1, the bottom of the lower mold 32 is fixedly connected to the top of the support plate 31, one side of the clamping strip 33 is fixedly connected to one side of the support plate 31, both sides in the length direction of the movable plate 34 are slidably connected to the outer surface of the clamping strip 33, the bottom of the motor 35 is fixedly connected to the top of the movable plate 34, one end of the threaded rod 36 is fixedly connected to the drive shaft of the motor 35, the outer surface of the motor 35 is threadedly connected to the bottom of the lower mold 32, the bottom of the top plate 37 is fixedly connected to the top of the threaded rod 36; a limiting block is arranged at the bottom of the clamping strip 33, which can limit the movement range of the movable plate 34.

[0025] Among them, the pressing component 2 includes a support column 21, a connecting plate 22, a hydraulic rod 23, an upper mold 24, the bottom end of the support column 21 is fixedly connected to the top of the bottom plate 1, the bottom of the connecting plate 22 is fixedly connected to the top end of the support column 21, the top end of the hydraulic rod 23 is fixedly connected to the bottom of the connecting plate 22, the top of the upper mold 24 is fixedly connected to the bottom end of the hydraulic rod 23, and the bottom of the upper mold 24 is detachably connected to the top of the lower mold 32.

[0026] Among them, it further includes an auxiliary demolding component 4, the auxiliary demolding component 4 is arranged on the top of the bottom plate 1, and the outer surface of the auxiliary demolding component 4 is fixedly connected to the inside of the lower mold 32.

[0027] Among them, the auxiliary demolding assembly 4 includes a storage tank 41, an observation window 42, an automatic pump 43, a connecting hose 44, and a nozzle 45. The bottom of the storage tank 41 is fixedly connected to the top of the bottom plate 1. The observation window 42 is installed on the outer surface of the storage tank 41. The automatic pump 43 is installed on the top of the storage tank 41. One end of the connecting hose 44 is fixedly communicated with the water outlet end of the automatic pump 43. The outer surface of the connecting hose 44 is fixedly connected to the inside of the lower mold 32. The nozzle 45 is arranged inside the lower mold 32. The tail of the nozzle 45 is fixedly communicated with both ends of the connecting hose 44 away from the automatic pump 43. The observation window 42 is made of a transparent material, and the remaining situation of the demolding liquid inside the storage tank 41 can be observed through the observation window 42 so as to add it in time.

[0028] The working process of the present utility model is as follows: Raw materials are added into the lower mold 32. The hydraulic rod 23 is started. The hydraulic rod 23 drives the upper mold 24 to descend and press on the lower mold 32. After waiting for the plastic product to be formed, the hydraulic rod 23 is started again to make the upper mold 24 rise. At this time, the motor 35 is started. The motor 35 will drive the threaded rod 36 to rotate inside the lower mold 32. At the same time, the motor 35 will be driven in the reverse direction. The movable plate 34 will move along the strip 33. Finally, the top plate 37 will slide upward inside the lower mold 32 to eject the plastic product.

[0029] A sufficient amount of demolding liquid is added to the storage tank 41. Before the plastic product is demolded after injection molding, the automatic pump 43 is started. The automatic pump 43 makes the demolding liquid in the storage tank 41 flow out from the nozzle 45 through the connecting hose 44, so that the demolding liquid is sprayed on the surface of the plastic product.

[0030] Finally, several points should be noted: First, in the description of the present application, it should be noted that unless otherwise specified and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense. It can be a mechanical connection or an electrical connection, or it can be the communication inside two components. It can be directly connected. "Upper", "lower", "left", "right", etc. are only used to represent the relative position relationship. When the absolute position of the object being described changes, the relative position relationship may change;

[0031] Second: In the attached drawings of the disclosed embodiments of the present utility model, only the structures related to the disclosed embodiments are involved. Other structures can refer to the general design. Without conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0032] Finally: The above description is only the preferred embodiment of the present utility model and is not used to limit the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. An automatic demoulding device for plastic moulding, characterized in that, including a bottom plate (1); a pressing component (2), the bottom of the pressing component (2) is fixedly connected to the top of the bottom plate (1); an automatic demoulding component (3), the automatic demoulding component (3) includes a support plate (31), a lower mould (32), a clamping strip (33), a movable plate (34), a motor (35), a threaded rod (36), a top plate (37), the bottom of the support plate (31) is fixedly connected to the top of the bottom plate (1), the bottom of the lower mould (32) is fixedly connected to the top of the support plate (31), one side of the clamping strip (33) is fixedly connected to one side of the support plate (31), both sides in the length direction of the movable plate (34) are slidably connected to the outer surface of the clamping strip (33), the bottom of the motor (35) is fixedly connected to the top of the movable plate (34), one end of the threaded rod (36) is fixedly connected to the driving shaft of the motor (35), the outer surface of the motor (35) is threadedly connected to the bottom of the lower mould (32), and the bottom of the top plate (37) is fixedly connected to the top of the threaded rod (36).

2. The automatic demolding device for plastic mold forming according to claim 1, wherein The pressing component (2) includes a support column (21), a connecting plate (22), a hydraulic rod (23), an upper mould (24), the bottom end of the support column (21) is fixedly connected to the top of the bottom plate (1), the bottom of the connecting plate (22) is fixedly connected to the top end of the support column (21), the top end of the hydraulic rod (23) is fixedly connected to the bottom of the connecting plate (22), the top of the upper mould (24) is fixedly connected to the bottom end of the hydraulic rod (23), and the bottom of the upper mould (24) is detachably connected to the top of the lower mould (32).

3. The automatic demolding device for plastic mold forming according to claim 1, wherein, It further includes an auxiliary demoulding component (4), the auxiliary demoulding component (4) is arranged on the top of the bottom plate (1), and the outer surface of the auxiliary demoulding component (4) is fixedly connected to the inside of the lower mould (32).

4. The automatic demolding device for plastic mold forming according to claim 3, wherein, The auxiliary demoulding component (4) includes a storage tank (41), an observation window (42), an automatic pump (43), a connecting hose (44), a spray head (45), the bottom of the storage tank (41) is fixedly connected to the top of the bottom plate (1), the observation window (42) is installed on the outer surface of the storage tank (41), the automatic pump (43) is installed on the top of the storage tank (41), one end of the connecting hose (44) is fixedly connected and communicated with the water outlet end of the automatic pump (43), the outer surface of the connecting hose (44) is fixedly connected to the inside of the lower mould (32), the spray head (45) is arranged inside the lower mould (32), and the tail of the spray head (45) is fixedly connected and communicated with both ends of the connecting hose (44) away from the automatic pump (43).

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