Mobile phone shell production mold

Abstract

The utility model relates to the technical field of mobile phone shell production, in particular to a mobile phone shell production mold which comprises an upper mold, a lower mold and a discharging device, the lower mold is arranged below the upper mold, an injection molding opening is formed in the surface of the upper mold, the discharging device is arranged on the surface of the lower mold, the discharging device comprises two supporting frames, and the supporting frames are arranged on the lower mold. The two supporting frames are located on the two sides of the lower die respectively, the upper surfaces of the supporting frames are fixedly connected with the two jacking air cylinders, and the output ends of the two jacking air cylinders are fixedly connected with the surface of the upper die. And meanwhile, the hand does not need to stretch into the space between the upper mold and the lower mold, the dangerous situations such as accidental mold closing possibly caused by manual part taking are reduced, a safer working environment is provided for operators, and then the overall practicability of the mold is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mobile phone shell production technical field especially relates to a mobile phone shell production mould. BACKGROUND

[0002] The mobile phone shell production injection mould is the key tool for manufacturing mobile phone shell, which is composed of upper mould and lower mould, and the molten plastic is injected into the mould cavity through high temperature and high pressure, and the mobile phone shell shape is formed after cooling.

[0003] The prior art such as the utility model with publication number CN217803029U discloses an injection mould for mobile phone shell production and belongs to the field of mobile phone shell production and processing, which comprises a bottom plate, a mould table is fixedly connected to the top of the bottom plate, a first electric push rod is fixedly connected to the top of the bottom plate, a mould plate is fixedly connected to the top of the first electric push rod, an injection hole is formed in the mould plate, and a positioning column, a positioning groove, a mould groove, a cooling groove, a cold air sleeve, a cold air pipe and a cold air nozzle are arranged.

[0004] In daily work, it is found that the existing mobile phone shell production mould can push out the mobile phone shell from the mould cavity when in use, but the pushed-out mobile phone shell is still located between the upper and lower moulds, and needs to be manually taken out, thereby increasing the labor burden, and when taking out, the worker needs to stretch the hand between the upper and lower moulds, which is prone to cause the risk of work injury accidents, thereby causing the problem that the existing mobile phone shell mould is inconvenient to discharge and prone to danger when in use. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem of inconvenient discharging and danger in the prior art, and provides a mobile phone shell production mould.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: A mobile phone shell production mould, including upper mould, lower mould and blanking device, the lower mould is located below the upper mould setting, the surface of upper mould is provided with injection port, the blanking device is set up on the surface of lower mould, the blanking device includes support frame, the number of support frame has two, two support frame is located at the both sides of lower mould setting respectively, the upper surface of support frame is fixedly connected with two jacking cylinders, and the output of two jacking cylinders is fixedly connected with the surface of upper mould, the surface of lower mould close to support frame is fixedly connected with the axle rod, the inner wall of axle rod and support frame rotates and connects, one end of axle rod is fixedly connected with gear, one side surface of two support frame is fixedly connected with extension plate, the surface of extension plate is fixedly connected with turnover cylinder, the output of turnover cylinder is fixedly connected with rack, and the rack is engaged with the gear, through above-mentioned parts, when blanking, the upper mould is removed by jacking cylinder and moves upwards, opens turnover cylinder, and the rack is rotated by the turnover cylinder, and the two gears and axle rod are rotated in the support piece by the rack, and the lower mould is rotated by the axle rod, so that the mobile phone shell can be poured out, and the manual hand is stretched into the upper mould and lower mould to take the material, and the dangerous phenomenon is easy to occur.

[0007] Preferably, the inner wall of the lower mold is fixedly connected with a blanking cylinder, the output end of the blanking cylinder is fixedly connected with a jack rod, and the jack rod is slidably connected with the inner wall of the lower mold. Through the above-mentioned parts, when the lower mold is turned over and blanked, the blanking cylinder can drive the jack rod to move, and the jack rod can eject the mobile phone shell in the lower mold, thereby facilitating blanking.

[0008] Preferably, the side surface of the support frame is fixedly connected with a guide rod, and the guide rod is slidably connected with the inner wall of the rack. Through the above-mentioned parts, the rack is moved by the turnover cylinder, and the fixed guide rod in the support frame can make the rack move stably, so that the rack can stably drive the axle rod and the lower mold to rotate and blank.

[0009] Preferably, the surface of the guide rod is fixedly connected with a positioning ring, and the number of the positioning ring is two. Through the above-mentioned parts, the rack slides in the guide rod, and the two positioning rings can position the rack at different positions, so that more accurate turning and resetting can be realized.

[0010] Preferably, the surface of the support frame is provided with a support assembly, the support assembly includes a support member, and the surface of the support frame has two sliding grooves. The two support members are slidably connected to the inner walls of the two sliding grooves respectively. The support member is L-shaped. Through the above components, when the flipping cylinder drives the lower mold to reset, the support member can slide in the sliding groove. The support member can fit against the surface of the lower mold, thereby supporting the lower mold, improving the stability of the lower mold, and facilitating the mold closing and forming operation of the upper mold and the lower mold.

[0011] Preferably, a tie rod is fixedly connected to the surface of the two support members, and the tie rod is slidably connected to the inner wall of the support frame. Through the above-mentioned components, by controlling the tie rod, the tie rod can drive the support members in the two sliding grooves on the surface of the support frame to move, thereby improving the overall usability.

[0012] Compared with the prior art, the advantages and positive effects of this utility model are as follows:

[0013] 1. In this utility model, by setting an auxiliary device, the lower mold can be controlled to flip, thereby reducing the workload of the operator during material unloading. At the same time, the operator does not need to put their hands between the upper and lower molds, reducing the danger of accidental mold closure that may occur when manually handling parts, providing a safer working environment for the operator, and thus improving the overall practicality of the mold.

[0014] 2. In this utility model, by setting a support component, the lower mold can be supported by the support component when the lower mold is reset, thereby improving the overall stability of the lower mold and facilitating the mold closing and forming operation. Attached Figure Description

[0015] Figure 1 A three-dimensional structural diagram of a mobile phone case production mold is provided for this utility model;

[0016] Figure 2 This utility model provides a partial side view of a mobile phone case manufacturing mold.

[0017] Figure 3 This utility model proposes a mold for producing mobile phone cases. Figure 2 A schematic diagram of the structure viewed from below;

[0018] Figure 4 This utility model proposes a mold for producing mobile phone cases. Figure 3 Schematic diagram of the structure at point A in the middle;

[0019] Figure 5 This utility model presents a partial structural diagram of a mobile phone case production mold.

[0020] Legend:

[0021] 1, the upper die; 2, the lower die; 3, injection port; 4, blanking device; 41, support frame; 42, extension plate; 43, turnover cylinder; 44, jacking cylinder; 45, support assembly; 451, pull rod; 452, sliding groove; 453, support; 46, rack; 47, gear; 48, guide rod; 49, positioning ring; 410, ejector rod; 411, blanking cylinder; 412, shaft. DETAILED DESCRIPTION

[0022] Please refer to Figures 1-5 The utility model provides a technical scheme: a mobile phone shell production mould, including upper die 1, lower die 2 and blanking device 4, lower die 2 is located below upper die 1 setting, the surface of upper die 1 is equipped with injection port 3, and blanking device 4 is set up on the surface of lower die 2.

[0023] Specifically, the blanking device 4 includes a support frame 41, the number of support frames 41 is two, the two support frames 41 are respectively located on both sides of the lower die 2, the upper surface of the support frame 41 is fixedly connected with two jacking cylinders 44, the output ends of the two jacking cylinders 44 are fixedly connected with the surface of the upper die 1, the surface of the lower die 2 close to the support frame 41 is fixedly connected with a shaft 412, the shaft 412 is rotatably connected with the inner wall of the support frame 41, one end of the shaft 412 is fixedly connected with a gear 47, one side surface of the two support frames 41 is fixedly connected with an extension plate 42, the surface of the extension plate 42 is fixedly connected with a turnover cylinder 43, the output end of the turnover cylinder 43 is fixedly connected with a rack 46, and the rack 46 is meshed with the gear 47.

[0024] In this embodiment, when blanking, the upper die 1 is moved upward by the jacking cylinder 44, the upper die 1 is removed, the turnover cylinder 43 is opened, the rack 46 is rotated by the turnover cylinder 43, the two gears 47 and the shaft 412 are rotated in the support 453 by the rack 46, and the lower die 2 is rotated by the shaft 412, so that the mobile phone shell can be poured out, and the phenomenon that the hand is easily stretched into the upper die 1 and the lower die 2 to take the material is reduced.

[0025] Specifically, the inner wall of the lower die 2 is fixedly connected with a blanking cylinder 411, the output end of the blanking cylinder 411 is fixedly connected with an ejector rod 410, and the ejector rod 410 is slidably connected with the inner wall of the lower die 2.

[0026] Specifically, one side surface of the support frame 41 is fixedly connected with a guide rod 48, and the guide rod 48 is slidably connected with the inner wall of the rack 46.

[0027] In the embodiment, the turnover cylinder 43 drives the rack 46 to move, the fixed guide rod 48 in the support frame 41 can make the rack 46 move stably, so that the rack 46 cooperates with the gear 47 to stably drive the shaft 412 and the lower mold 2 to rotate and discharge.

[0028] Specifically, the surface of the guide rod 48 is fixedly connected with the positioning ring 49, the number of the positioning ring 49 is two, the rack 46 slides in the guide rod 48, and the two positioning rings 49 can position the rack 46 at different positions, so that more accurate turnover and resetting can be realized.

[0029] Specifically, the surface of the support frame 41 is provided with the support assembly 45, the support assembly 45 includes the support piece 453, the surface of the support frame 41 is provided with two sliding grooves 452, the two support pieces 453 are respectively and slidably connected with the inner walls of the two sliding grooves 452, and the support piece 453 is in L-shaped.

[0030] In the embodiment, when the turnover cylinder 43 drives the lower mold 2 to reset, the support piece 453 can slide in the sliding groove 452, the support piece 453 can be attached to the surface of the lower mold 2, so that the lower mold 2 is supported, the stability of the lower mold 2 is improved, and the mold closing and forming operation of the upper mold 1 and the lower mold 2 is facilitated.

[0031] Specifically, the surfaces of the two support pieces 453 are fixedly connected with the pull rod 451, the pull rod 451 is slidably connected with the inner wall of the support frame 41, by controlling the pull rod 451, the pull rod 451 can drive the support pieces 453 in the two sliding grooves 452 on the surface of the support frame 41 to move, and the overall ease of use is improved.

[0032] Working principle: when injection molding, through the jacking cylinder 44 driven by the upper die 1 and the lower die 2 fit, then through the injection port 3 injection material, the upper die 1 and the lower die 2 cavity form mobile phone shell, mobile phone shell cooling, when need to unload, can pull two pull rod 451, pull rod 451 driven support 453 to move, make support 453 completely pull into sliding groove 452, then open the turnover cylinder 43, the rack 46 driven by the turnover cylinder 43 to rotate, guide rod 48 can ensure the stability of the rack 46 movement, the rack 46 driven by the two gear 47 and shaft 412 in support 453 rotate, shaft 412 thus drive the lower die 2 to rotate, until the rack 46 and guide rod 48 surface corresponding positioning ring 49 contact, namely can complete the turnover, open the unloading cylinder 411 at the same time, the unloading cylinder 411 can drive the ejector rod 410 movement, ejector rod 410 push the formed mobile phone shell, thus can be from the lower die 2 pour out the mobile phone shell from the completion of the practical, after unloading, the turnover cylinder 43 drive the rack 46 reset, the rack 46 can be with the other positioning ring 49 on the surface of the guide rod 48 fit, the rack 46 drive gear 47 and shaft 412 rotate, control the lower die 2 reset, then push pull rod 451, pull rod 451 driven support 453 to the lower surface of the lower die 2 support.

Claims

1. A mobile phone shell production mold, comprising an upper mold (1), a lower mold (2) and a blanking device (4), characterized in that: The lower mold (2) is arranged below the upper mold (1), the surface of the upper mold (1) is provided with an injection port (3), the blanking device (4) is arranged on the surface of the lower mold (2), the blanking device (4) comprises a support frame (41), the number of the support frame (41) is two, the two support frames (41) are arranged on the two sides of the lower mold (2) respectively, the upper surface of the support frame (41) is fixedly connected with two jacking cylinders (44), the output ends of the two jacking cylinders (44) are fixedly connected with the surface of the upper mold (1), the surface of the support frame (41) is fixedly connected with a shaft rod (412) close to the lower mold (2), the shaft rod (412) is rotatably connected with the inner wall of the support frame (41), one end of the shaft rod (412) is fixedly connected with a gear (47), one side surface of the two support frames (41) is fixedly connected with an extension plate (42), the surface of the extension plate (42) is fixedly connected with a turnover cylinder (43), the output end of the turnover cylinder (43) is fixedly connected with a rack (46), and the rack (46) is meshed with the gear (47).

2. The mobile phone case production mold according to claim 1, wherein: The inner wall of the lower mold (2) is fixedly connected with a blanking cylinder (411), the output end of the blanking cylinder (411) is fixedly connected with a jacking rod (410), and the jacking rod (410) is slidably connected with the inner wall of the lower mold (2).

3. The mobile phone case production mold according to claim 1, wherein: The side surface of the support frame (41) is fixedly connected with a guide rod (48), and the guide rod (48) is slidably connected with the inner wall of the rack (46).

4. The mobile phone case production mold according to claim 3, characterized in that: The surface of the guide rod (48) is fixedly connected with a positioning ring (49), and the number of the positioning ring (49) is two.

5. The mobile phone case production mold according to claim 1, wherein: The surface of the support frame (41) is provided with a supporting assembly (45), the supporting assembly (45) comprises a supporting piece (453), the surface of the support frame (41) is provided with two sliding grooves (452), the two supporting pieces (453) are slidably connected with the inner walls of the two sliding grooves (452), and the supporting piece (453) is arranged in an L shape.

6. The mobile phone case production mold according to claim 5, wherein: The surfaces of the two supporting pieces (453) are fixedly connected with a pull rod (451), and the pull rod (451) is slidably connected with the inner wall of the support frame (41).

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