Space special-shaped stainless steel wire insert injection mold structure

Abstract

The utility model provides a space special-shaped stainless steel wire insert injection mold structure which comprises a panel, an upper movable mold, a lower fixed mold, an ejector plate and a bottom plate from top to bottom, an upper mold core is embedded in the bottom of the upper movable mold, an upper forming groove is formed in the upper mold core, a lower mold core is embedded in the lower fixed mold, and a lower forming groove and a first positioning groove are formed in the lower mold core. A receding groove is formed in the position, on one side of the lower mold core, of the lower fixed mold, the receding groove is tightly attached to the positioning block of the lower mold core, two second positioning grooves are formed in the positioning block, the first positioning groove is communicated with the second positioning grooves, and a check block is installed in the receding groove. Before mold closing, the stainless steel wire insert is firstly placed in the first positioning groove and the second positioning groove, one end of the stainless steel wire insert abuts against the check block, the other end of the stainless steel wire insert is placed in the lower forming groove, the upper forming groove and the lower forming groove are closed during mold closing injection molding, and the pancake turner is directly taken out during mold opening. Even if the stainless steel wire inserts have differences, the stainless steel wire inserts can be limited and fixed in the second positioning grooves of the positioning blocks, the structure is simple, and operation is convenient.

Description

Technical Field

[0001] The utility model relates to the field of molds, in particular to a spatial special-shaped stainless steel wire insert injection mold structure. Background Art

[0002] The mold is a tool used to make molded products. Different shapes of molds are used to make products of different shapes, such as Figure 1-2 The spatula shown includes a handle and a head. The head is fixed to the handle by injection molding. The handle is an irregular stainless steel wire insert. During the injection molding process, the stainless steel wire insert needs to be fixed first and then injection molded to form the spatula. However, since the stainless steel wire insert is irregular and the sizes of the stainless steel wire inserts vary, the opened size of each insert may be different. Therefore, how to fix the stainless steel wire insert before injection molding is an urgent problem to be solved. Utility Model Content

[0003] The utility model provides a spatial special-shaped stainless steel wire insert injection mold structure, aiming to solve the technical problems mentioned in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a spatial special-shaped stainless steel wire insert injection mold structure, including a panel, an upper movable mold, a lower fixed mold, a ejector plate and a bottom plate from top to bottom, an upper mold core is embedded at the bottom of the upper movable mold, and the upper mold core has an upper molding groove, a lower mold core is embedded on the lower fixed mold, and the lower mold core has a lower molding groove and a first positioning groove, and the lower fixed mold has an avoidance groove on one side of the lower mold core, and the avoidance groove is set close to the positioning block of the lower mold core, and the positioning block has two second positioning grooves, the first positioning groove and the second positioning groove are connected, and a stopper is installed in the avoidance groove.

[0005] Furthermore, a spring plunger is installed on the side wall of the second positioning groove.

[0006] Furthermore, a pressing block is installed on one side of the upper mold core of the upper movable mold.

[0007] Furthermore, one side of the upper mold core close to the pressing block protrudes to form a convex block, and two third positioning grooves are formed on the convex block.

[0008] Furthermore, a positioning column is installed in the avoidance groove between the stop block and the positioning block.

[0009] Furthermore, two guide holes are further opened on the positioning block, and a push rod is arranged on the ejector plate, and the push rod can slide upward through the lower fixed mold to the guide hole.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] The utility model includes a panel, an upper movable mold, a lower fixed mold, an ejector plate and a bottom plate from top to bottom. An upper mold core is embedded at the bottom of the upper movable mold, and an upper molding groove is opened on the upper mold core. A lower mold core is embedded on the lower fixed mold, and the lower mold core is opened with a lower molding groove and a first positioning groove. The lower fixed mold is opened with an avoidance groove on one side of the lower mold core. The avoidance groove is set close to the positioning block of the lower mold core. The positioning block has two second positioning grooves. The first positioning groove and the second positioning groove are connected. A stopper is installed in the avoidance groove. Before closing the mold, the stainless steel wire insert is first placed in the first positioning groove and the second positioning groove, one end of which is against the stopper, and the other end is placed in the lower molding groove. When closing the mold for injection molding, the upper molding groove and the lower molding groove are closed to injection-mold the spatula head. When opening the mold, the spatula can be directly taken out. Even if there are differences in the stainless steel wire insert, the stainless steel wire insert can be restricted and fixed in the second positioning groove of the positioning block. The structure is simple and easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a schematic diagram of the spatula structure;

[0014] Figure 2 It is a schematic diagram of the structure of the stainless steel wire insert;

[0015] Figure 3 It is a schematic diagram of the structure of the injection mold for the spatial special-shaped stainless steel wire insert of the utility model;

[0016] Figure 4 This is a schematic diagram of the lower fixed mold structure of the injection mold structure of the spatial special-shaped stainless steel wire insert of the utility model;

[0017] Figure 5 It is a structural schematic diagram of the upper movable mold of the injection mold structure of the spatial special-shaped stainless steel wire insert of the utility model;

[0018] Figure 6 This is a schematic diagram of the avoidance groove structure of the injection mold structure of the spatial special-shaped stainless steel wire insert of the utility model;

[0019] Figure 7 This is a schematic diagram of the lower mold core structure of the utility model's spatial special-shaped stainless steel wire insert injection mold structure;

[0020] Figure 8 The utility model is a schematic diagram of the positioning block structure of the injection mold structure of the spatial special-shaped stainless steel wire insert.

[0021] Main component symbols

[0022] 10. Panel;

[0023] 20, upper movable mold; 201, upper mold core; 2011, upper molding groove; 2012, third positioning groove; 202, pressing block;

[0024] 30. Set the mold;

[0025] 31. lower mold core; 311. lower molding groove; 312. first positioning groove;

[0026] 32, avoidance groove; 321, positioning block; 3211, second positioning groove; 3212, spring plunger; 322, stopper; 323, positioning column; 324, guide hole;

[0027] 40. Ejector plate;

[0028] 50. Bottom plate;

[0029] 60. Spatula; 601. Stainless steel wire insert; 602. Head. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are 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 making creative work belong to the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is sought, but merely represents the selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model.

[0031] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0032] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0033] Example

[0034] like Figure 1-2 The spatula 60 shown includes a handle and a head 602 . The head 602 is fixed to the handle by injection molding, and the handle is an irregular stainless steel wire insert 601 .

[0035] Reference Figure 3 As shown, the utility model discloses a spatial special-shaped stainless steel wire insert 601 injection mold structure, including a panel 10, an upper movable mold 20, a lower fixed mold 30, an ejector plate 40 and a bottom plate 50 from top to bottom, an upper mold core 201 is embedded at the bottom of the upper movable mold 20, and the upper mold core 201 is provided with an upper molding groove 2011, and a lower mold core 31 is embedded on the lower fixed mold 30, and the lower mold core 31 is provided with a lower molding groove 311 and a first positioning groove 312. Specifically, when the mold is closed, the upper mold core 201 and the lower mold core 31 are closed, and the upper molding groove 2011 and the lower molding groove 311 are closed to form a cavity for forming the head 602 of the spatula 60. In this embodiment, the upper molding groove 2011 and the lower molding groove 311 are respectively included in two, and two cavities can be formed at one time.

[0036] Reference Figure 3-8 As shown, the lower fixed mold 30 has an avoidance groove 32 on one side of the lower mold core 31, and the avoidance groove 32 is set close to the positioning block 321 of the lower mold core 31. The positioning block 321 has two second positioning grooves 3211, and the first positioning groove 312 and the second positioning groove 3211 are connected. A stopper 322 is installed in the avoidance groove 32. Specifically, before the mold is closed for injection molding, the stainless steel wire insert 601 is placed in the first positioning groove 312 and the second positioning groove 3211, and one end of the stainless steel wire insert 601 to be injected and coated with glue extends into the lower molding groove 311, and the other end is against the stopper 322, wherein a spring plunger 3212 is installed on the side wall of the second positioning groove 3211, and the spring plunger 3212 can further clamp the stainless steel wire insert 601 in the second positioning groove 3211 to achieve rapid fixation and pickup. Furthermore, a positioning column 323 is installed in the avoidance groove 32 between the stop block 322 and the positioning block 321 . The positioning column 323 can prevent the stainless steel wire insert 601 from moving in the avoidance groove 32 , thereby playing a further fixing role.

[0037] Reference Figure 3-8 As shown, the upper mold core 201 has a protruding block on one side close to the pressing block 202, and two third positioning grooves 2012 are formed on the protruding block. Specifically, when the mold is closed, the two third positioning grooves 2012 press the stainless steel wire insert 601, and the upper mold core 201 and the lower mold core 31 are closed and fixed to the stainless steel wire insert 601. Further, the upper movable mold 20 is equipped with a pressing block 202 on one side of the upper mold core 201. When the mold is closed, the upper movable mold 20 and the lower fixed mold 30 are closed, and the pressing block 202 presses the stainless steel wire insert 601 in the first positioning groove 312 and the second positioning groove 3211, and further fixes the stainless steel wire insert 601.

[0038] Furthermore, two guide holes 324 are further opened on the positioning block 321, and a push rod is provided on the ejector plate 40, and the push rod can slide upward through the lower fixed mold 30 to the guide hole 324. Specifically, the guide hole 324 is below the stainless steel wire insert 601. When the mold is opened, the upper mold core 201 and the lower mold core 31 are separated, and the ejector plate 40 pushes the push rod upward to push the stainless steel wire insert 601 out of the first positioning groove 312 and the second positioning groove 3211, that is, the spatula 60 is demoulded.

[0039] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A spatial special-shaped stainless steel wire insert injection mold structure, characterized in that: It includes a panel, an upper movable mold, a lower fixed mold, an ejector plate and a bottom plate from top to bottom, an upper mold core is embedded in the bottom of the upper movable mold, the upper mold core is provided with an upper forming groove, a lower mold core is embedded in the lower fixed mold, the lower mold core is provided with a lower forming groove and a first positioning groove, the lower fixed mold is provided with an avoidance groove on one side of the lower mold core, the avoidance groove is arranged close to a positioning block of the lower mold core, the positioning block is provided with two second positioning grooves, the first positioning groove and the second positioning groove are connected, and a stopper is installed in the avoidance groove.

2. The spatial special-shaped stainless steel wire insert injection mold structure according to claim 1, characterized in that: A spring plunger is installed on the side wall of the second positioning groove.

3. The spatial special-shaped stainless steel wire insert injection mold structure according to claim 1, characterized in that: The upper movable die is provided with a pressing block on one side of the upper die core.

4. The spatial special-shaped stainless steel wire insert injection mold structure according to claim 3, characterized in that: A side of the upper die core close to the pressing block protrudes to form a convex block, and two third positioning grooves are formed on the convex block.

5. The spatial special-shaped stainless steel wire insert injection mold structure according to claim 1, characterized in that: A positioning column is installed in the avoidance groove between the stop block and the positioning block.

6. The spatial special-shaped stainless steel wire insert injection mold structure according to claim 1, characterized in that: The positioning block is further provided with two guide holes, and the ejector plate is provided with an ejector rod, which can slide upward through the lower fixed mold to the guide holes.

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