Injection mold for automobile lampshade

Abstract

The utility model relates to the technical field of injection molds, in particular to an injection mold for an automobile lampshade. According to the technical scheme, the device comprises an upper die and a bottom plate, a lower die is arranged in the middle of the upper end face of the bottom plate, a lower die block is slidably mounted on the inner side of the lower die, positioning holes are distributed in an opening of the upper end face of the lower die in an array mode, hydraulic rods are fixed to the two ends of the upper end face of the bottom plate, and the upper die is located on the upper side of the lower die; and an upper module is fixed to the top end in the upper mold, positioning columns are distributed at an opening of the lower end face of the upper mold in an array mode, clamping grooves are formed in the two sides of the front end face and the rear end face of the lower mold correspondingly, and the outer ends of the buckles are clamped into the corresponding clamping grooves correspondingly. The mold mechanism has the advantages that the demolding operation is convenient, the operation difficulty is reduced, the mold mechanism is detachable, and the maintenance is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molds, in particular to an injection mold for an automobile lampshade. 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] Automobile lampshades are generally processed by one-piece injection molding using injection molds. Existing injection molds are integral molds, which are not convenient for demoulding after processing; and the existing integral mold structure is not convenient for disassembly and maintenance, and has poor operability. Utility Model Content

[0004] The utility model aims to provide an automobile lampshade injection mold, which has the advantages of convenient demoulding operation, reduced operating difficulty and a detachable mold mechanism, which is easy to maintain, and solves the problems in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automobile lampshade injection mold, comprising an upper mold and a base plate, a lower mold is provided in the middle of the upper end surface of the base plate, a lower module is slidably installed on the inner side of the lower mold, positioning holes are arranged in an array at the opening of the upper end surface of the lower mold, hydraulic rods are fixed at both ends of the upper end surface of the base plate, the upper mold is located on the upper side of the lower mold, an upper module is fixed to the inner top of the upper mold, and positioning columns are arranged in an array at the opening of the lower end surface of the upper mold.

[0006] When using an automobile lampshade injection mold in the technical solution, during installation, the lower mold is placed on the upper side of the bottom plate, the cylinder is docked with the reserved hole, and then the electric hinge is started to rotate the buckle, the buckle is engaged in the slot to fix the lower mold, the lower module is slidably inserted into the interior of the lower mold, and then the hydraulic rod is started to drive the upper mold down, the upper mold and the lower mold complete the mold closing operation, and liquid plastic is injected into the mold cavity through the injection hole. After the injection is completed, wait for cooling and forming to complete the production of the automobile lampshade, and reset the upper mold after the processing is completed. At this time, the lampshade fits the lower module in the lower mold, and then the cylinder is started to drive the lower module to rise, so that it is separated from the lower mold, and the demolding operation of the lampshade is completed at the same time. Replace the new lower module and start production again.

[0007] Preferably, a foot pad is fixed to the outer side of the lower end surface of the bottom plate, and a total of four foot pads are provided, and the four foot pads are arranged in an array, and an anti-skid pad is fixed to the lower end of the foot pad. The foot pad is used to support the placement of the bottom plate, and the anti-skid pad increases friction to ensure the stability of the support.

[0008] Preferably, both sides of the front and rear end surfaces of the lower mold are provided with slots, and the outer ends of the buckles are respectively engaged in the corresponding slots. The fixed installation of the lower mold is completed by electrically rotating the buckles to engage the slots.

[0009] Preferably, both sides of the inner bottom of the lower mold are provided with reserved holes, and a cylinder is provided in the reserved holes, and the lower end of the cylinder is fixed to the bottom plate. The cylinder displacement is reserved through the reserved holes, and the cylinder drives the lower module to rise to complete the demoulding operation.

[0010] Preferably, both ends of the upper mold are fixed with side plates, and the upper end of the hydraulic rod is fixed on the corresponding side plate. The hydraulic rod drives the side plate to rise and fall, and the side plate drives the upper mold to rise and fall synchronously.

[0011] Preferably, both ends of the upper end surface of the upper mold are provided with injection holes, and the lower ends of the injection holes are connected to the interior of the upper mold. Liquid plastic is introduced into the interior of the upper mold through the injection holes.

[0012] Preferably, a mold cavity is formed between the upper module and the lower module, and the lower end of the injection hole is connected to the inside of the mold cavity. Liquid plastic is introduced into the mold cavity formed between the upper module and the lower module through the injection hole to complete the shaping.

[0013] Preferably, the upper mold and the lower mold are matched, and the positioning column is matched with the corresponding positioning hole. The positioning column is connected to the positioning hole, which facilitates the calibration of the upper mold and the lower mold.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows: the external power supply is used, and the operator starts the device through an external control device. During installation, the lower mold is placed on the upper side of the bottom plate, so that the cylinder docks with the reserved hole, and then the electric hinge is started to rotate the buckle, and the buckle is snapped into the slot to fix the lower mold, and the lower module is slidably inserted into the interior of the lower mold, and then the hydraulic rod is started to drive the upper mold to descend, and the upper mold and the lower mold complete the mold closing operation, and liquid plastic is injected into the mold cavity through the injection hole. After the injection is completed, wait for cooling and forming to complete the production of the automobile lampshade, and reset the upper mold after the processing is completed. At this time, the lampshade fits the lower module in the lower mold, and then the cylinder is started to drive the lower module to rise, so that it is separated from the lower mold, and the demolding operation of the lampshade is completed at the same time. Replace the new lower module for production again. The device has a simple structure and is easy to operate. It reduces the difficulty of operation through convenient demolding operations, and the detachable mold mechanism is easy to maintain. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the bottom plate structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the lower mold structure of the utility model;

[0018] Figure 4 It is a schematic diagram of the upper mold structure of the utility model.

[0019] In the figure: 1. Injection hole; 2. Upper mold; 3. Side panel; 4. Hydraulic rod; 5. Bottom plate; 6. Foot pad; 7. Buckle; 8. Lower mold; 9. Cylinder; 10. Lower module; 11. Positioning hole; 12. Slot; 13. Reserved hole; 14. Positioning column; 15. Upper module. DETAILED DESCRIPTION

[0020] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Embodiment 1

[0022] See also Figures 1 to 4 The utility model provides an embodiment: an automobile lampshade injection mold, comprising an upper mold 2 and a bottom plate 5, a lower mold 8 is provided in the middle of the upper end surface of the bottom plate 5, a lower module 10 is slidably installed on the inner side of the lower mold 8, and positioning holes 11 are distributed in an array at the opening of the upper end surface of the lower mold 8, and hydraulic rods 4 are fixed at both ends of the upper end surface of the bottom plate 5.

[0023] Furthermore,

[0024] A foot pad 6 is fixed to the outer side of the lower end surface of the base plate 5. There are four foot pads 6 in total, and the four foot pads 6 are distributed in an array. An anti-skid pad is fixed to the lower end of the foot pad 6. The base plate 5 is placed and supported by the foot pad 6. The anti-skid pad increases friction and ensures the stability of the support.

[0025] Furthermore,

[0026] The front and rear end surfaces of the lower mold 8 are both provided with slots 12, and the outer ends of the buckles 7 are respectively engaged in the corresponding slots 12, and the lower mold 8 is fixedly installed by the electrically rotating buckles 7 engaging the slots 12.

[0027] Furthermore,

[0028] Reserved holes 13 are provided on both sides of the inner bottom end of the lower mold 8, and a cylinder 9 is provided in the reserved hole 13. The lower end of the cylinder 9 is fixed on the bottom plate 5. The cylinder 9 is moved by the reserved hole 13, and the cylinder 9 drives the lower module 10 to rise to complete the demoulding operation.

[0029] Furthermore,

[0030] The two ends of the upper mold 2 are fixed with side plates 3, and the upper ends of the hydraulic rods 4 are fixed on the corresponding side plates 3. The hydraulic rods 4 drive the side plates 3 to rise and fall, and the side plates 3 drive the upper mold 2 to rise and fall synchronously.

[0031] Embodiment 2

[0032] See also Figures 1 to 4 The utility model provides an embodiment: an automobile lampshade injection mold, comprising an upper mold 2 and a bottom plate 5, wherein the upper mold 2 is located on the upper side of a lower mold 8, an upper module 15 is fixed to the inner top of the upper mold 2, and positioning columns 14 are distributed in an array at the opening of the lower end surface of the upper mold 2.

[0033] Furthermore,

[0034] Both ends of the upper end surface of the upper mold 2 are provided with injection holes 1 , and the lower ends of the injection holes 1 are connected to the interior of the upper mold 2 , and the liquid plastic is introduced into the interior of the upper mold 2 through the injection holes 1 .

[0035] Furthermore,

[0036] A mold cavity is formed between the upper module 15 and the lower module 10, and the lower end of the injection hole 1 is connected to the inside of the mold cavity. Liquid plastic is introduced into the mold cavity formed between the upper module 15 and the lower module 10 through the injection hole 1 to complete the shaping.

[0037] Furthermore,

[0038] The upper mold 2 and the lower mold 8 are matched, and the positioning posts 14 are matched with the corresponding positioning holes 11. The positioning posts 14 are connected to the positioning holes 11, so that the calibration of the upper mold 2 and the lower mold 8 is facilitated.

[0039] During the operation of the utility model, an external power supply is connected, and the operator starts the device through an external control device. During installation, the lower mold 8 is placed on the upper side of the bottom plate 5, so that the cylinder 9 docks with the reserved hole 13, and then the electric hinge is started to rotate the buckle 7, and the buckle 7 is engaged in the slot 12 to fix the lower mold 8, and the lower module 10 is slidably inserted into the interior of the lower mold 8, and then the hydraulic rod 4 is started to drive the upper mold 2 to descend, and the upper mold 2 and the lower mold 8 complete the mold closing operation, and liquid plastic is injected into the mold cavity through the injection hole 1. After the injection is completed, wait for cooling and forming to complete the production of the automobile lampshade, and reset the upper mold 2 after the processing is completed. At this time, the lampshade fits the lower module 10 in the lower mold 8, and then the cylinder 9 is started to drive the lower module 10 to rise, so that it is separated from the lower mold 8, and the demolding operation of the lampshade is completed at the same time, and a new lower module 10 is replaced to carry out production again.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automobile lampshade injection mold, comprising an upper mold (2), a bottom plate (5) and a buckle (7), characterized in that: A lower mold (8) is provided in the middle of the upper end surface of the bottom plate (5), a lower module (10) is slidably mounted on the inner side of the lower mold (8), positioning holes (11) are arranged in an array at the opening of the upper end surface of the lower mold (8), hydraulic rods (4) are fixed at both ends of the upper end surface of the bottom plate (5), the upper mold (2) is located on the upper side of the lower mold (8), an upper module (15) is fixed at the inner top end of the upper mold (2), positioning columns (14) are arranged in an array at the opening of the lower end surface of the upper mold (2), slots (12) are provided on both sides of the front and rear end surfaces of the lower mold (8), the outer ends of the buckles (7) are respectively clamped in the corresponding slots (12), reserved holes (13) are provided on both sides of the inner bottom end of the lower mold (8), and a cylinder (9) is arranged in the reserved hole (13), and the lower end of the cylinder (9) is fixed on the bottom plate (5).

2. The automobile lampshade injection mold according to claim 1, characterized in that: A foot pad (6) is fixed to the outer side of the lower end surface of the bottom plate (5), and a total of four foot pads (6) are provided, and the four foot pads (6) are distributed in an array, and an anti-slip pad is fixed to the lower end of the foot pad (6).

3. The automobile lampshade injection mold according to claim 1, characterized in that: Side plates (3) are fixed to both ends of the upper mold (2), and the upper end of the hydraulic rod (4) is fixed to the corresponding side plate (3).

4. The automobile lampshade injection mold according to claim 1, characterized in that: Injection holes (1) are provided at both ends of the upper end surface of the upper mold (2), and the lower ends of the injection holes (1) are connected to the interior of the upper mold (2).

5. The automobile lampshade injection mold according to claim 1, characterized in that: A mold cavity is formed between the upper mold block (15) and the lower mold block (10), and the lower end of the injection hole (1) is connected to the interior of the mold cavity.

6. The automobile lampshade injection mold according to claim 1, characterized in that: The upper mold (2) and the lower mold (8) are matched, and the positioning column (14) is matched with the corresponding positioning hole (11).

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