Precise injection mold for electronic product shell

Abstract

The utility model discloses an electronic product shell precision injection mold, which comprises an upper mold and a lower mold, the upper mold is provided with an injection hole, the lower mold is provided with a mold groove, the top surface of the lower mold is symmetrically provided with sealing grooves, the inner bottom surface of each sealing groove is provided with a mounting groove, a mounting block is clamped in each mounting groove, and the upper mold is provided with an injection hole. The outer wall of the mounting block and the inner wall of the mounting groove are respectively provided with a thread structure and are clamped with each other, the top surface of the mounting block is fixedly connected with the bottom surface of a sealing cushion block, the sealing cushion block is clamped in the sealing groove, and the top surface of the sealing cushion block is fixedly connected with a positioning pile; mounting openings are symmetrically formed in the upper mold corresponding to the positioning piles, positioning seats are clamped in the mounting openings, and positioning grooves are formed in the bottom surfaces of the positioning seats. The position of the upper die and the position of the lower die can be rapidly determined and limited through matching of the positioning groove in the positioning seat and the positioning pile, the positioning pile and the positioning seat can be detached, damaged parts can be replaced conveniently, and the positioning effect is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection mold technical field, concretely is a kind of electronic product shell precision injection mold. BACKGROUND

[0002] With the universal improvement of existing living conditions, electronic products are more common in life, and the shell of electronic products needs to be produced and prepared by injection mold in the production preparation process, the injection mold design structure of electronic product shell in existing life is too simple, it is inconvenient in use, and the precision is generally not high, the preparation qualified rate of electronic product shell is lower, so that the cost input is higher, there is no good precision positioning device to carry out fast and convenient positioning die casting, and the overall preparation convenience, precision and practicability are generally not high.

[0003] For this, the Chinese utility model patent with the authorization announcement number CN215283094U discloses a kind of electronic product shell precision injection mold, including upper die and lower die, the center of the upper surface of lower die is provided with casting module, the upper surface of casting module is provided with mold groove, the upper surface of casting module and the outer side corresponding to mold groove are provided with positioning groove, the upper surface of lower die and the left and right sides of casting module are provided with limiting block, the corner of the upper surface of lower die and the outer side of casting module are provided with positioning column, the bottom of upper die is provided with pressing block corresponding to mold groove, the position of upper die corresponding to positioning column is provided with limiting hole, the center of the bottom of lower die is provided with ejection hole, compared with existing electronic product shell injection mold, the utility model can improve the overall convenience, precision and practicability of electronic product shell injection mold by design.

[0004] The positioning structure on the mold is often integral with the mold, and cannot be replaced after damage. The damaged positioning structure can affect the positioning of the upper and lower molds, thereby affecting the effect of the finished product. Therefore, an electronic product shell precision injection mold is proposed to solve the above problems. UTILITY MODEL CONTENT

[0005] The utility model aims at providing an electronic product shell precision injection mold to solve the problems in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme: an electronic product shell precision injection mold, including upper die and lower die, the upper die is provided with injection hole, the lower die is provided with mold groove,

[0007] The lower mold top surface is symmetrically provided with a sealing groove, the inner bottom surface of the sealing groove is provided with a mounting groove, the mounting groove is provided with a clamping mounting block, the outer wall of the mounting block and the inner wall of the mounting groove are respectively provided with screw structures and are clamped with each other, the top surface of the mounting block is fixedly connected with the bottom surface of a sealing pad block, the sealing pad block is clamped in the sealing groove, and the top surface of the sealing pad block is fixedly connected with a positioning pile;

[0008] The upper mold is symmetrically provided with a mounting port corresponding to the positioning pile, the mounting port is clamped with a positioning seat, the bottom surface of the positioning seat is provided with a positioning groove, the positioning groove is clamped with the positioning pile, the top surface of the positioning seat is fixedly connected with the bottom surface of a limiting block, the bottom surface of the limiting block is in contact with the top surface of the upper mold, the bottom surface of the limiting block is fixedly connected with a mounting ring, the mounting ring is clamped in the annular fixing groove symmetrically arranged on the top surface of the upper mold, the outer circle of the mounting ring and the inner wall of the annular fixing groove are respectively provided with screw structures and are clamped with each other, the limiting block is clamped in a fixing assembly, and the fixing assembly is fixedly connected to one side of the outer wall of the lower mold.

[0009] The bottom surface of the lower mold is symmetrically fixedly connected with the bottom surface of a supporting base, and the bottom surface of the supporting base is fixedly connected with a soft pad.

[0010] Preferably, the diameter and thickness of the sealing pad block are equal to the diameter and depth of the sealing groove respectively.

[0011] Preferably, the diameter of the positioning seat is equal to the diameter of the mounting port, and the diameter and depth of the positioning groove are equal to the diameter and length of the positioning pile respectively.

[0012] Preferably, the fixing assembly comprises a fixed plate, the fixed plate is fixedly connected to the outer wall of the lower mold, the top surface of the fixed plate is provided with an extension groove, the inner bottom surface of the extension groove is rotationally connected with one end of a rotating rod, the other end of the rotating rod is fixedly connected with a handle, the extension groove is clamped with a moving plate, the moving plate is provided with a moving hole, the moving hole is clamped with the rotating rod, the inner wall of the moving hole and the outer wall of the rotating rod are respectively provided with screw structures and are clamped with each other, one end of a clamping plate is fixedly connected to the top end of the side of the moving plate close to the lower mold, the bottom surface of the clamping plate is in contact with the top surface of the upper mold, the bottom surface of the clamping plate is provided with a limiting groove corresponding to the mounting port, and the limiting groove is clamped with a limiting block.

[0013] Preferably, the length and thickness of the moving plate are equal to the length and width of the extension groove respectively.

[0014] Preferably, the diameter and depth of the limiting groove are equal to the diameter and thickness of the limiting block respectively.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1. The utility model discloses a positioning groove and positioning pile cooperate quick determination and limit the position of upper and lower molds through positioning seat, and positioning pile and positioning seat can be dismantled, make things convenient for the replacement of the part of producing damage, guarantee the effect of positioning.

[0017] 2. The equipment can fix or disassemble upper and lower molds through adjusting the position of clamping plate on the fixing assembly, which is convenient for disassembling the upper and lower molds. BRIEF DESCRIPTION OF DRAWINGS

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

[0019] Figure 2 It is the elevation section structure schematic diagram of the utility model;

[0020] Figure 3 It is the utility model Figure 2 It is the structure schematic diagram of the utility model in A place structure amplification;

[0021] Figure 4 It is the fixing assembly part section structure schematic diagram of the utility model.

[0022] In the drawing: 1, upper mold; 101, injection hole; 102, installation mouth; 103, annular fixed groove; 2, lower mold; 201, mold groove; 202, sealing groove; 203, installation groove; 3, installation block; 4, sealing pad block; 5, positioning pile; 6, positioning seat; 601, positioning groove; 602, limit block; 603, installation ring; 7, fixing assembly; 71, fixed plate; 72, telescopic groove; 73, rotating rod; 74, handle; 75, moving plate; 76, moving hole; 77, clamping plate; 78, limit groove; 8, support base; 801, soft pad. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] Embodiment 1:

[0025] Please refer to Figures 1-4 The utility model provides a technical scheme: a precision injection mold for electronic product shell, including upper mold 1 and lower mold 2, be equipped with injection hole 101 on upper mold 1, be equipped with mold groove 201 on lower mold 2,

[0026] Please refer to Figure 2 And Figure 3, the bottom surface of the sealing groove 202 is provided with a mounting groove 203, the mounting block 3 is clamped in the mounting groove 203, the outer wall of the mounting block 3 and the inner wall of the mounting groove 203 are respectively provided with threaded structures and are clamped with each other, the top surface of the mounting block 3 is fixedly connected with the bottom surface of the sealing gasket 4, the sealing gasket 4 is clamped in the sealing groove 202, and the top surface of the sealing gasket 4 is fixedly connected with the positioning pile 5;

[0027] Further, the diameter and thickness of the sealing gasket 4 are equal to the diameter and depth of the sealing groove 202 respectively.

[0028] Please refer to Figure 1 , Figure 2 and Figure 3 , the upper die 1 is provided with a mounting port 102 corresponding to the positioning pile 5, the positioning seat 6 is clamped in the mounting port 102, the bottom surface of the positioning seat 6 is provided with a positioning groove 601, the positioning pile 5 is clamped in the positioning groove 601, the top surface of the positioning seat 6 is fixedly connected with the bottom surface of the limiting block 602, the bottom surface of the limiting block 602 contacts the top surface of the upper die 1, the bottom surface of the limiting block 602 is fixedly connected with the mounting ring 603, the mounting ring 603 is clamped in the annular fixing groove 103 provided on the top surface of the upper die 1 in a symmetrical manner, the outer circle of the mounting ring 603 and the inner wall of the annular fixing groove 103 are respectively provided with threaded structures and are clamped with each other, the limiting block 602 is clamped in the fixing assembly 7, and the fixing assembly 7 is fixedly connected to one side of the outer wall of the lower die 2; the device can be taken off from the lower die 2 by rotating the positioning pile 5 together with the sealing gasket 4 and the mounting block 3, or the positioning seat 6 can be taken out of the mounting port 102 by rotating the limiting block 602, so that the corresponding damaged parts can be conveniently replaced, and the positioning effect is ensured.

[0029] Further, the diameter of the positioning seat 6 is equal to the diameter of the mounting port 102, and the diameter and depth of the positioning groove 601 are equal to the diameter and length of the positioning pile 5 respectively.

[0030] Please refer to Figure 1 , the bottom surface of the lower die 2 is fixedly connected with the bottom surface of the supporting base 8 in a symmetrical manner, the bottom surface of the supporting base 8 is fixedly connected with the soft pad 801.

[0031] Embodiment 2:

[0032] Please refer to Figure 3 and Figure 4 , which is the second embodiment of the utility model, and is based on the previous embodiment.

[0033] Specifically, the fixing assembly 7 comprises a fixing plate 71 fixedly connected to the outer wall of the lower mold 2, the top surface of the fixing plate 71 is provided with an expansion slot 72, one end of a rotating rod 73 is rotatably connected to the inner bottom surface of the expansion slot 72, the other end of the rotating rod 73 is fixedly connected to a handle 74, a moving plate 75 is clamped in the expansion slot 72, the moving plate 75 is provided with a moving hole 76, the moving hole 76 is clamped with the rotating rod 73, the inner wall of the moving hole 76 and the outer wall of the rotating rod 73 are respectively provided with threaded structures and are clamped with each other, one side of the moving plate 75 close to the lower mold 2 is symmetrically fixedly connected with one end of a clamping plate 77, the bottom surface of the clamping plate 77 contacts the top surface of the upper mold 1, the bottom surface of the clamping plate 77 is provided with a limiting slot 78 corresponding to the mounting port 102, and a limiting block 602 is clamped in the limiting slot 78; the equipment can fix or disassemble the upper mold 1 and the lower mold 2 by adjusting the position of the clamping plate 77, so that the upper mold 1 and the lower mold 2 are conveniently disassembled and assembled.

[0034] Further, the length and thickness of the moving plate 75 are equal to the length and width of the expansion slot 72 respectively.

[0035] Further, the diameter and depth of the limiting slot 78 are equal to the diameter and thickness of the limiting block 602 respectively.

[0036] Please refer to Figures 1 to 4 ;

[0037] In use, the positioning pile 5 is clamped in the positioning slot 601 to quickly determine and limit the position of the upper mold 1 and the lower mold 2, so that the product forming effect is ensured; the equipment can drive the rotating rod 73 to rotate by rotating the handle 74 in the fixing assembly 7, so that the moving plate 75 moves under the threaded clamping of the moving hole 76 and the rotating rod 73, the clamping plate 77 contacts the upper mold 1, and the limiting block 602 is clamped in the limiting slot 78, so that the upper mold 1 and the lower mold 2 are fixed together; the equipment can fix or disassemble the upper mold 1 and the lower mold 2 by adjusting the position of the clamping plate 77, so that the upper mold 1 and the lower mold 2 are conveniently disassembled and assembled; when the positioning slot 601 on the positioning pile 5 or the positioning seat 6 is damaged, the equipment can take down the positioning pile 5 together with the sealing gasket 4 and the mounting block 3 from the lower mold 2 by screwing the positioning pile 5, or take out the positioning seat 6 from the mounting port 102 by screwing the limiting block 602, so that the corresponding damaged parts are conveniently replaced, and the positioning effect is ensured.

[0038] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A precision injection mold for an electronic product casing, comprising an upper mold (1) and a lower mold (2), wherein the upper mold (1) is provided with an injection hole (101) and the lower mold (2) is provided with a mold groove (201), characterized in that: The lower mold (2) is symmetrically provided with a sealing groove (202) on its top surface. The bottom surface of the sealing groove (202) is provided with an installation groove (203). An installation block (3) is snapped into the installation groove (203). The outer wall of the installation block (3) and the inner wall of the installation groove (203) are respectively provided with threaded structures and are snapped into each other. The bottom surface of the sealing gasket (4) is fixed to the top surface of the installation block (3). The sealing gasket (4) is snapped into the sealing groove (202). The positioning pile (5) is fixed to the top surface of the sealing gasket (4). The upper mold (1) is symmetrically provided with an installation port (102) corresponding to the positioning pile (5). The positioning seat (6) is snapped into the installation port (102). The bottom surface of the positioning seat (6) is provided with a positioning groove (601). The positioning pile (5) is snapped into the positioning groove (601). The bottom surface of the positioning seat (6) is fixed to the bottom surface of the limiting block (602). The bottom surface of the limiting block (602) contacts the top surface of the upper mold (1). The bottom surface of the limiting block (602) is fixed to the mounting ring (603). The mounting ring (603) is snapped into the annular fixing groove (103) symmetrically provided on the top surface of the upper mold (1). The outer ring of the mounting ring (603) and the inner wall of the annular fixing groove (103) are respectively provided with threaded structures and are snapped into each other. The limiting block (602) is snapped into the fixing component (7). The fixing component (7) is fixed to one side of the outer wall of the lower mold (2). The bottom surface of the lower mold (2) is symmetrically fixed to the support base (8), and the bottom surface of the support base (8) is respectively fixed to the soft pad (801).

2. The precision injection mold for an electronic product casing according to claim 1, characterized in that: The diameter and thickness of the sealing gasket (4) are equal to the diameter and depth of the sealing groove (202), respectively.

3. The precision injection mold for an electronic product casing according to claim 1, characterized in that: The diameter of the positioning seat (6) is equal to the diameter of the mounting port (102), and the diameter and depth of the positioning groove (601) are equal to the diameter and length of the positioning pile (5), respectively.

4. The precision injection mold for an electronic product casing according to claim 1, characterized in that: The fixing component (7) includes a fixing plate (71), which is fixed to the outer wall of the lower mold (2). The top surface of the fixing plate (71) is provided with a telescopic groove (72). One end of a rotating rod (73) is rotatably connected to the bottom surface of the telescopic groove (72). The other end of the rotating rod (73) is fixed to a handle (74). A movable plate (75) is engaged in the telescopic groove (72). The movable plate (75) is provided with a movable hole (76). The inner wall of the moving hole (76) and the outer wall of the rotating rod (73) are respectively provided with threaded structures and are engaged with each other. The top of the moving plate (75) near the lower mold (2) is symmetrically fixed to one end of the clamping plate (77). The bottom surface of the clamping plate (77) contacts the top surface of the upper mold (1). The bottom surface of the clamping plate (77) is provided with a limiting groove (78) corresponding to the mounting port (102). The limiting groove (78) is engaged with a limiting block (602).

5. A precision injection mold for an electronic product casing according to claim 4, characterized in that: The length and thickness of the movable plate (75) are equal to the length and width of the telescopic groove (72), respectively.

6. A precision injection mold for an electronic product casing according to claim 4, characterized in that: The diameter and depth of the limiting groove (78) are equal to the diameter and thickness of the limiting block (602), respectively.

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