Drop-proof box forming die

Abstract

The utility model discloses a drip-proof box forming mold, and particularly relates to the technical field of molds, the drip-proof box forming mold comprises a mold main body arranged at the top of a supporting frame, and a demolding piece used for jacking a workpiece is arranged outside the supporting frame; an auxiliary part for improving the demolding efficiency is arranged outside the demolding part; the auxiliary part comprises a movable disc arranged in the supporting frame, a plurality of concave holes distributed in an annular array mode are formed in the outer portion of the movable disc, and knocking parts are arranged on the two sides of the movable disc. And each group of knocking pieces comprises a movable bracket. According to the utility model, the threaded rod drives the movable disc to rotate, and meanwhile, the spring drives the movable bracket to move inwards by virtue of the positioning plate and the positioning column, so that the roller can do reciprocating left-right movement along the peripheral curve on the movable disc, the knocking block is driven to repeatedly knock the lower die, and a workpiece is shaken off by virtue of knocking; therefore, the workpiece can be shaken off before the workpiece is jacked by the jacking column, and the demolding efficiency and the demolding effect of the workpiece are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mould technical field more specifically, it is a kind of drip-proof box forming die. BACKGROUND

[0002] As a kind of widely used in outdoor electrical equipment, communication base station, traffic signal facilities and other scenes Key protection components, its core function is to effectively block the invasion of external liquid water (such as rainwater, condensate water etc.), while guiding water droplets along a specific path to drain, ensure the long-term stable operation of internal equipment in humid environment.The production of drip-proof box is often shaped by mould, and mould is the tool that blank becomes the workpiece with specific shape and size under external force.

[0003] As shown in the prior art with publication number CN207224508U, although the prior art realizes ejection by adopting rotating ejection structure, avoids the problem of tedious manual use of ejector pin, improves the convenience and efficiency of ejection.But when the workpiece is shaped in the prior art, since there is friction between the workpiece and the fixed die plate, when the ejector pin directly lifts the workpiece, it is easy to cause damage due to excessive friction. UTILITY MODEL CONTENTS

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a drip-proof box forming die, which drives the movable disc to rotate through the threaded rod, and the spring drives the movable support to move in by the positioning plate and the positioning column, so that the roller can reciprocate left and right along the peripheral curve on the movable disc, and knock the lower die repeatedly by the knocking block, and knock the workpiece off by knocking, so that the workpiece can be knocked off before the lifting column lifts the workpiece, improve the demolding efficiency and demolding effect of the workpiece, to solve the problems in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a drip-proof box forming die, comprising a die main body installed on the top of the support frame, the support frame is provided with a demolding element for lifting the workpiece outside;

[0006] The demolding element is provided with an auxiliary element outside for improving the demolding efficiency;

[0007] The auxiliary element comprises a movable disc provided in the support frame, a plurality of recessed holes are arranged in the form of annular array on the outside of the movable disc, and knocking elements are arranged on both sides of the movable disc;

[0008] Each group of knocking pieces comprises a movable support, a roller mounted at one end of the movable support close to the movable disc, the roller being arranged inside one of the recesses, a fixed plate mounted at the top end of the movable support, a knocking block mounted at one side of the fixed plate close to the mold body, and a reset member arranged outside the movable support for rebounding the knocking block.

[0009] In a preferred embodiment, the reset member comprises a fixed frame arranged outside one end of the movable support close to the movable disc, and the bottom end of the fixed frame is fixed together with the bottom of the inner cavity of the support frame.

[0010] The top end of the fixed frame is provided with a positioning plate and a positioning column, the positioning column is mounted at one side of the positioning plate close to the fixed frame, a spring is arranged outside one end of the positioning column close to the positioning plate, and the other end of the positioning column penetrates through the fixed frame and is fixed together with the movable support.

[0011] In a preferred embodiment, the mold body comprises an upper mold and a lower mold, the upper mold is arranged at the top of the lower mold, the lower mold is arranged at the top of the support frame, and the knocking block is arranged at one side of the lower mold.

[0012] The top of the upper mold is provided with a feeding hole, the top of the lower mold is provided with a mold cavity, and a plurality of blocking members are arranged inside the mold cavity.

[0013] Each blocking member comprises a T-shaped material hole, a sealing plate and a sealing ring, the material hole is arranged at the bottom of the lower mold and communicates with the mold cavity, the sealing plate is arranged inside the top end of the material hole, and the sealing ring is arranged inside the bottom end of the material hole, and the outer diameter of the sealing ring is smaller than the diameter of the sealing plate.

[0014] In a preferred embodiment, the demolding member comprises a threaded rod movably mounted inside the bottom end of the support frame through a bearing, a moving plate is threadedly connected outside the bottom end of the threaded rod, a plurality of jacking columns are mounted at the top of both ends of the moving plate, the jacking columns correspond to the positions of the material holes in up and down directions, the diameter of the jacking columns is equal to the inner diameter of the sealing ring, a through hole is arranged at one side of the support frame corresponding to the material hole, and the movable disc is arranged at the bottom of the moving plate.

[0015] In a preferred embodiment, the bottom of the movable disc is provided with a slave gear, the slave gear is arranged outside the bottom end of the threaded rod, and one end of the slave gear is engaged with a main gear.

[0016] A servo motor is mounted at one side of the support frame inside the bottom end corresponding to the main gear, and the output shaft of the servo motor is fixed together with the main gear.

[0017] In a preferred embodiment, the mobile plate bottom four corners are provided with limiting posts, and the top end of the limiting post penetrates the mobile plate and extends to the top of the mobile plate, and the top end and the bottom end of the limiting post are fixed together with the inner wall of the support frame.

[0018] The technical effects and advantages of the utility model are as follows:

[0019] The spring is driven by the positioning plate and the positioning column to move in the movable support, so that the roller can move back and forth along the peripheral curve on the movable disc, and the knocking block is driven to repeatedly knock the lower mold, and the workpiece is shaken off by knocking, so that the workpiece can be shaken off before the jacking column jacks up the workpiece, the demolding efficiency and effect of the workpiece are improved, and the damage caused by jacking up the workpiece due to excessive friction is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the whole structure schematic view of the utility model;

[0021] Figure 2 It is the support frame front view of the utility model;

[0022] Figure 3 It is the mobile plate bottom view of the utility model;

[0023] Figure 4 It is the Figure 3 It is the A part enlarged view of the utility model;

[0024] Figure 5 It is the movable disc front view of the utility model;

[0025] Figure 6 It is the lower mold side sectional view of the utility model.

[0026] The figure mark is: 1, support frame; 2, movable disc; 3, recess hole; 4, movable support; 5, roller; 6, fixed plate; 7, knocking block; 8, fixed frame; 9, positioning plate; 10, positioning column; 11, spring; 12, upper mold; 13, lower mold; 14, mold cavity; 15, material hole; 16, sealing plate; 17, sealing ring; 18, material injection hole; 19, threaded rod; 20, mobile plate; 21, jacking column; 22, through hole; 23, from gear; 24, main gear; 25, servo motor; 26, limiting post. DETAILED DESCRIPTION

[0027] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] With reference to the drawings of the specification Figures 1-6 The utility model provides a kind of anti-dripping box forming die, including the mould main body being installed in support frame 1 top, the mould main body includes upper mould 12 and lower mould 13, the upper mould 12 is located in lower mould 13 top, and lower mould 13 is located in support frame 1 top, the knock block 7 is located in lower mould 13 side;Upper mould 12 top is equipped with injection hole 18, and lower mould 13 top is equipped with mould cavity 14, and mould cavity 14 is equipped with multiple plugging pieces inside;Each plugging piece includes the material hole 15 of cross section T, sealing plate 16 and sealing ring 17, the material hole 15 is equipped in lower mould 13 bottom, and material hole 15 is communicated with mould cavity 14, the sealing plate 16 is located in the inside of material hole 15 top end, the sealing ring 17 is located in the inside of material hole 15 bottom end, and the outer diameter of sealing ring 17 is less than the diameter of sealing plate 16.

[0029] When processing anti-dripping box, upper mould 12 is installed to forming equipment, and then the cooperation of upper mould 12 and lower mould 13 is used to realize the forming processing of anti-dripping box, and the movable connection of sealing plate 16 and material hole 15 is used to make sealing plate 16 cooperate with demoulding element to eject the formed anti-dripping box, so as to improve demoulding efficiency.

[0030] In the above process, to improve demoulding convenience, the formed anti-dripping box can be ejected by demoulding element, as shown in Figures 1-4 The support frame 1 is provided with demoulding element for jacking workpiece outside;The demoulding element includes threaded rod 19 movably mounted in the inside of support frame 1 bottom end through bearing, and the threaded rod 19 bottom end is externally threadedly connected with moving plate 20, and a plurality of jacking columns 21 are mounted on the top of both ends of moving plate 20, the jacking column 21 is correspondingly arranged above and below the position of material hole 15, and the diameter of jacking column 21 is equal to the inner diameter of sealing ring 17, the support frame 1 top is provided with through hole 22 on the side corresponding to material hole 15, the movable disc 2 is arranged on the bottom of moving plate 20, the movable disc 2 bottom is provided with from gear 23, and the from gear 23 is sleeved on the bottom end of threaded rod 19 outside, and the from gear 23 one end is engaged with main gear 24;And the support frame 1 bottom end is provided with servo motor 25 on the side corresponding to main gear 24, and the output shaft of servo motor 25 is fixed with main gear 24.

[0031] When the formed drip-proof box is demolded, the staff starts the servo motor 25 to drive the main gear 24 to rotate, the main gear 24 drives the threaded rod 19 to rotate through the meshing of the slave gear 23, the threaded rod 19 drives the lifting column 21 on the moving plate 20 to move up, the lifting column 21 displaces the inside of the sealing ring 17 through the through hole 22, and the sealing ring 17 and the sealing plate 16 are lifted and moved up, so that the sealing plate 16 can gradually lift out the formed drip-proof box, thereby improving the demolding convenience and demolding efficiency.

[0032] In order to avoid the situation that the moving plate 20 is skewed during displacement, the moving plate 20 needs to be limited, as shown in the figure, the four corners of the bottom of the moving plate 20 are provided with limiting columns 26, and the top ends of the limiting columns 26 penetrate through the moving plate 20 and extend to the top of the moving plate 20, the top end and the bottom end of the limiting column 26 are fixed together with the inner wall of the support frame 1, through the sliding connection of the moving plate 20 and the limiting column 26, the limiting column 26 can limit the moving plate 20, so as to ensure the displacement stability of the moving plate 20 and avoid the situation that the moving plate 20 is skewed during movement.

[0033] At the same time, in order to further improve the demolding efficiency, it is necessary to reduce the adhesion effect between the workpiece and the lower mold 13, as shown in the figure, Figures 1-5 the demolding element is provided with an auxiliary element for improving the demolding efficiency; the auxiliary element includes a movable disc 2 provided in the support frame 1, a plurality of recessed holes 3 arranged in a ring array are formed in the outer portion of the movable disc 2, and knocking elements are provided on both sides of the movable disc 2; each group of knocking elements includes a movable support 4, a roller 5 is installed on one end of the movable support 4 close to the movable disc 2, and the roller 5 is arranged in one of the recessed holes 3; a fixed plate 6 is installed on the top end of the movable support 4, and a knocking block 7 is installed on the side of the fixed plate 6 close to the mold body; a reset element is arranged on the outer portion of the movable support 4 for rebounding the knocking block 7.

[0034] When the lifting column 21 moves up, the threaded rod 19 drives the movable disc 2 to rotate, because a plurality of recessed holes 3 arranged in a ring array are formed in the outer portion of the movable disc 2, the roller 5 can drive the movable support 4 to reciprocate left and right along the peripheral curve of the movable disc 2, and the knocking block 7 on the fixed plate 6 is in contact with the lower mold 13, so that the knocking block 7 can repeatedly knock the lower mold 13, and the vibration caused by the knocking can separate the workpiece from the lower mold 13, thereby reducing the adhesion effect between the workpiece and the lower mold 13, and facilitating the effective lifting of the workpiece by the lifting column 21, and improving the demolding efficiency of the workpiece.

[0035] At the same time, in order to ensure that the roller 5 can move along the outer portion of the movable disc 2, it is necessary to ensure that the roller 5 is in stable contact with the movable disc 2, as shown in the figure, Figure 3 and 5As shown, the reset member comprises a fixed frame 8, the fixed frame 8 is sleeved on the outer side of the movable support 4 close to the movable disc 2, and the bottom end of the fixed frame 8 is fixed with the bottom of the inner cavity of the support frame 1; the top end of the fixed frame 8 is provided with a positioning plate 9 and a positioning column 10 on the side away from the movable support 4, the positioning column 10 is installed on the side of the positioning plate 9 close to the fixed frame 8, and the outer side of the end of the positioning column 10 close to the positioning plate 9 is sleeved with a spring 11, and the end of the positioning column 10 away from the positioning plate 9 penetrates through the fixed frame 8 and is fixed with the movable support 4.

[0036] The spring 11 is limited by the positioning plate 9, so that the rebound force of the spring 11 can push the positioning plate 9 to move inward, and the positioning plate 9 drives the movable support 4 to move inward through the positioning column 10, so that the roller 5 on the movable support 4 can stably contact with the movable disc 2, and the spring 11 can make the roller 5 reciprocate left and right along the peripheral curve of the movable disc 2, so as to drive the knocking block 7 to repeatedly knock the lower mold 13, and the workpiece is knocked off by the knocking, so as to realize the effect of convenient demolding.

[0037] Finally: the above only for the preferred embodiments of the utility model, and does not limit the utility model, any modification, equivalent replacement, improvement etc. within the spirit and principles of the utility model, should be contained in the protection scope of the utility model.

Claims

1. A mold for forming a drip-proof box, characterized in that: Including the mold body installed on the top of the support frame (1), the outside of the support frame (1) is provided with a demolding member for jacking the workpiece; The outside of the demolding member is provided with an auxiliary member for improving the demolding efficiency; The auxiliary member includes a movable disc (2) arranged in the support frame (1), a plurality of recessed holes (3) arranged in an annular array are formed on the outside of the movable disc (2), and knockers are arranged on both sides of the movable disc (2); Each group of knockers includes a movable support (4), a roller (5) is installed at one end of the movable support (4) close to the movable disc (2), and the roller (5) is arranged inside one of the recessed holes (3), a fixed plate (6) is installed at the top end of the movable support (4), a knocking block (7) is installed on the side of the fixed plate (6) close to the mold body, and a reset member is arranged on the outside of the movable support (4) for rebounding the knocking block (7).

2. The drop-resistant case forming mold of claim 1, wherein: The reset member includes a fixed frame (8) arranged on the outside of one end of the movable support (4) close to the movable disc (2), and the bottom end of the fixed frame (8) is fixed with the bottom of the inner cavity of the support frame (1); The top end of the fixed frame (8) away from the movable support (4) is provided with a positioning plate (9) and a positioning column (10), the positioning column (10) is installed on the side of the positioning plate (9) close to the fixed frame (8), a spring (11) is arranged on the outside of one end of the positioning column (10) close to the positioning plate (9), and the other end of the positioning column (10) penetrates through the fixed frame (8) and is fixed with the movable support (4).

3. The drop-resistant case forming mold of claim 1, wherein: The mold body includes an upper mold (12) and a lower mold (13), the upper mold (12) is arranged on the top of the lower mold (13), the lower mold (13) is arranged on the top of the support frame (1), and the knocking block (7) is arranged on one side of the lower mold (13); The top of the upper mold (12) is provided with an injection hole (18), the top of the lower mold (13) is provided with a mold cavity (14), and a plurality of plugging members are arranged in the mold cavity (14); Each plugging member includes a T-shaped material hole (15), a sealing plate (16) and a sealing ring (17), the material hole (15) is arranged in the bottom of the lower mold (13), the material hole (15) is communicated with the mold cavity (14), the sealing plate (16) is arranged in the top end of the material hole (15), and the sealing ring (17) is arranged in the bottom end of the material hole (15), and the outer diameter of the sealing ring (17) is smaller than the diameter of the sealing plate (16).

4. The drop-resistant case forming mold of claim 3, wherein: The demolding member includes a threaded rod (19) movably arranged in the bottom end of the support frame (1) through a bearing, a moving plate (20) is threadedly connected to the bottom end of the threaded rod (19), a plurality of jacking columns (21) are arranged on the top of both ends of the moving plate (20), the positions of the jacking columns (21) correspond to the positions of the material holes (15) up and down, the diameter of the jacking columns (21) is equal to the inner diameter of the sealing ring (17), a through hole (22) is formed on the side of the support frame (1) corresponding to the material hole (15), and the movable disc (2) is arranged on the bottom of the moving plate (20).

5. The drop-resistant case forming mold of claim 1, wherein: The active disc (2) bottom is provided with a slave gear (23), and the slave gear (23) is sleeved outside the bottom end of the threaded rod (19), one end of the slave gear (23) is engaged with a main gear (24); And the bottom end of the support frame (1) is internally provided with a servo motor (25) on the side corresponding to the main gear (24), the output shaft of the servo motor (25) is fixed with the main gear (24).

6. The drop-resistant case forming mold of claim 4, wherein: The moving plate (20) bottom is provided with a limiting column (26) at each corner, and the limiting column (26) top penetrates through the moving plate (20) and extends to the moving plate (20) top, the limiting column (26) top and bottom are fixed with the support frame (1) inner wall.

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