Forming die of folding spoon

Abstract

The utility model provides a folding spoon forming die which comprises a panel, an upper movable die, die cores, a lower fixed die, an ejector plate and a bottom plate, the die cores comprise an upper die core and a lower die core, side sliding blocks are arranged on the two sides of the upper die core, a boss is arranged at the bottom of the upper die core, a first forming groove is formed in the lower die core, and second forming grooves are formed in the end faces, facing the upper die core, of the side sliding blocks; a guide groove is formed in the side sliding block, a push pin is arranged in the side sliding block, one end of the push pin extends to the guide groove, the other end of the push pin extends to the bottom of the second forming groove, a guide plate is arranged at the bottom of the panel and provided with an avoiding groove, and an ejector pin is arranged on the ejector pin plate. During mold closing, the upper mold core, the lower mold core and the side sliding block define a cavity for forming the folding spoon, during mold opening, the guide plate drives the side sliding block to move towards the two sides, the vertical face of the bottom of the receding groove continuously pushes the push needle, and the push needle pushes a handle of the folding spoon to fall off from the second forming groove. And then the ejector plate upwards pushes the ejector pin to push the spoon head of the folding spoon to fall off from the first forming groove, and forming and demolding of the folding spoon are achieved.

Description

Technical Field

[0001] The utility model relates to the field of molds, in particular to a forming mold for a folding spoon. 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 6 The folding spoon shown includes a spoon head and a spoon handle. When molding the folding spoon, the two parts need to be molded at the same time. After injection molding, the spoon head and the spoon handle need to be demolded. Therefore, how to realize the molding and demolding of the folding spoon is an urgent problem to be solved. Utility Model Content

[0003] The utility model provides a forming mold for a folding spoon, aiming to solve the technical problem of how to realize the forming and demoulding of the folding spoon.

[0004] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a forming mold for a folding spoon, comprising a panel, an upper movable mold, a mold core, a lower fixed mold, an ejector plate and a bottom plate from top to bottom, the mold core comprising an upper mold core and a lower mold core, side sliders are arranged on both sides of the upper mold core, a plurality of bosses are arranged at the bottom of the upper mold core, a plurality of first forming grooves are arranged on the lower mold core, and a plurality of second forming grooves arranged side by side are opened on the end surfaces of the two side sliders facing the upper mold core; the side sliders are provided with guide grooves obliquely downward, a plurality of push pins are arranged in the length direction of the side sliders, one end of the push pins extends to the guide groove, and the other end extends to the bottom of the second forming groove, guide plates inclined on both sides are arranged at the bottom of the panel, and a plurality of avoidance grooves with vertical bottoms are opened on the end surfaces of the guide plates facing each other, and a plurality of ejector pins are arranged on the ejector plate, and the ejector pins can slide upward through the lower fixed mold and the lower mold core to one side of the first forming groove.

[0005] Furthermore, the side sliding block is provided with a guide hole penetrating the guide groove and the second forming groove, the middle diameter of the guide hole is larger than the diameters at both ends, a spring is installed in the middle of the guide hole, a cylindrical block is arranged in the middle of the push pin, and the spring pushes the cylindrical block toward one side of the guide groove.

[0006] Furthermore, one guide plate is provided with two upper and lower rows of push pins.

[0007] Furthermore, the upper die core is provided with an upper groove on one side of the boss, and the lower die core is provided with a lower groove on one side of the first forming groove.

[0008] Furthermore, an upper protrusion and a lower protrusion are provided on a side of the second mold close to the lower fixed mold.

[0009] Furthermore, the lower mold core is provided with a glue overflow groove around the first molding groove.

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

[0011] The utility model comprises a panel, an upper movable mold, a mold core, a lower fixed mold, an ejector plate and a bottom plate, the mold core comprises an upper mold core and a lower mold core, side sliders are arranged on both sides of the upper mold core, a plurality of bosses are arranged at the bottom of the upper mold core, a plurality of first forming grooves are arranged on the lower mold core, and a plurality of second forming grooves arranged side by side are opened on the end surfaces of the sliders on both sides facing the upper mold core; the side sliders are opened with guide grooves inclined downward, a plurality of push pins are arranged in the length direction of the side sliders, one end of the push pins extends to the guide groove, and the other end extends to the bottom of the second forming groove, guide plates inclined at both sides are arranged at the bottom of the panel, a plurality of avoidance grooves with vertical bottoms are opened on the end surfaces of the guide plates facing each other, a plurality of ejector pins are arranged on the ejector plate, and the ejector pins can slide upward through the lower fixed mold and the lower mold core to one side of the first forming groove. When the mold is closed, the upper mold core, the lower mold core and the side sliders surround a cavity to form a forming folding spoon. When the mold is opened, the guide plate drives the side sliders to move to both sides, and the vertical surface at the bottom of the avoidance groove continuously pushes the push pin, and the push pin pushes the handle of the folding spoon to fall off from the second forming groove, and then the ejector plate pushes the ejector upward to push the spoon head part of the folding spoon to fall off from the first forming groove, thereby realizing the forming and demolding of the folding spoon. 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 This is a schematic diagram of the molding die structure of the folding spoon of the utility model;

[0014] Figure 2 It is a cross-sectional view of a forming die of the folding spoon of the utility model;

[0015] Figure 3 It is a structural schematic diagram of the upper die core and the side slider of the forming die of the folding spoon of the utility model;

[0016] Figure 4 It is a structural schematic diagram of the lower mold core of the forming mold of the folding spoon of the utility model;

[0017] Figure 5 It is a structural schematic diagram of the guide plate of the forming die of the folding spoon of the utility model;

[0018] Figure 6It is a structural diagram of a folding spoon.

[0019] Main component symbols

[0020] 10. panel; 101. guide plate; 1011. avoidance groove;

[0021] 20. Upper movable mold;

[0022] 30, mold core; 301, upper mold core; 3011, boss; 302, lower mold core; 3021, first molding groove;

[0023] 31, side slider; 311, guide groove; 312, second molding groove; 313, push pin;

[0024] 40. Set the mold;

[0025] 50, ejector plate; 501, ejector;

[0026] 60. Bottom plate;

[0027] 70. Folding spoon; 701. Spoon handle; 702. Spoon head. DETAILED DESCRIPTION

[0028] 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.

[0029] 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.

[0030] 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.

[0031] Example

[0032] like Figure 6 The folding spoon 70 shown includes a spoon head 702 and a spoon handle 701. The folding spoon 70 is also provided with a first positioning block, a second positioning block, a first positioning hole and a second positioning hole. The first positioning block can be engaged in the first positioning hole, and the second positioning block can be engaged in the second positioning hole.

[0033] Reference Figure 1-5 As shown, the utility model discloses a forming mold for a folding spoon, comprising a panel 10, an upper movable mold 20, a mold core 30, a lower fixed mold 40, an ejector plate 50 and a bottom plate 60 from top to bottom, the mold core 30 comprises an upper mold core 301 and a lower mold core 302, side sliders 31 are arranged on both sides of the upper mold core 301, a plurality of bosses 3011 are arranged at the bottom of the upper mold core 301, a plurality of first forming grooves 3021 are arranged on the lower mold core 302, and the sliders 31 on both sides face the upper mold core 301. The end surface of the core 301 is provided with a plurality of second molding grooves 312 arranged side by side; specifically, when the mold is closed, the sliders 31 on both sides are close to the upper mold core 301, and the side sliders 31, the upper mold core 301 and the lower mold core 302 are combined to form a cavity for molding the folding spoon 70, the first molding groove 3021 cooperates with the boss 3011 to mold the spoon head 702 of the folding spoon 70, and the second molding groove 312 is used to mold the spoon handle 701 of the folding spoon 70, that is, the injection molding of the folding spoon 70 is completed. In this embodiment, the first molding groove 3021 and the second molding groove 312 include 12 respectively, wherein the second molding grooves 312 are respectively arranged on the side sliders 31 on both sides, and 12 folding spoons 70 are injection molded at one time, which is highly efficient.

[0034] Furthermore, the lower mold core 302 is provided with an overflowing glue groove around the first molding groove 3021. The overflowing glue groove is used to accommodate the hot melt glue overflowing from the first molding groove 3021.

[0035] Reference Figure 1-5As shown, the upper mold core 301 is provided with an upper groove on one side of the boss 3011, and the lower mold core 302 is provided with a lower groove on one side of the first molding groove 3021. Specifically, when the mold is closed, the upper groove is used to form a first positioning block close to the spoon head 702, and the lower groove is used to form a second positioning block close to the spoon head 702. Further, an upper convex block and a lower convex block are provided on one side of the second molding close to the lower fixed mold 40, the upper convex block is used to form a first positioning hole, and the lower convex block is used to form a second positioning hole. The first positioning block is clamped in the first positioning hole for folding the folding spoon 70, and the second positioning hole block is clamped in the second positioning hole for fixing the unfolded folding spoon 70.

[0036] Reference Figure 1-5 As shown, the side slider 31 is provided with a guide groove 311 inclined downward, and a plurality of push pins 313 are arranged in the side slider 31 along the length direction. One end of the push pin 313 extends to the guide groove 311, and the other end extends to the bottom of the second forming groove 312. The bottom of the panel 10 is provided with guide plates 101 inclined on both sides, and the end surfaces of the guide plates 101 facing each other are provided with a plurality of avoidance grooves 1011 with vertical bottom surfaces. Specifically, the guide plate 101 can slide through the upper movable mold 20 and be placed in the guide groove 311. The side slider 31 is provided with a guide hole that penetrates the guide groove 311 and the second molding groove 312. The middle diameter of the guide hole is larger than the diameter at both ends. A spring is installed in the middle of the guide hole. A cylindrical block is arranged in the middle of the push pin 313. The spring pushes the cylindrical block toward one side of the guide groove 311. During mold closing and injection molding, the spring pushes the push pin 313 close to one end of the guide groove 311. The end of the push pin 313 extends out of the side slider 31 and is placed in the avoidance groove 1011 of the guide plate 101. During mold opening, the guide plate 101 moves upward to drive the side slider 31 to separate from the upper mold core 301. While the guide plate 101 moves upward, the vertical surface of the avoidance groove 1011 continues to support the push pin 313, so that the handle 701 of the folding spoon 70 is removed from the second molding groove 312. Furthermore, one guide plate 101 is provided with two rows of push pins 313 , and one second forming groove 312 corresponds to two push pins 313 , so as to prevent a single push pin 313 from being unable to completely push the spoon handle 701 to fall out of the second forming groove 312 .

[0037] Reference Figure 2 As shown, a plurality of ejector pins 501 are arranged on the ejector plate 50, and the ejector pins 501 can slide upward through the lower fixed mold 40 and the lower mold core 302 to one side of the first molding groove 3021. When the mold is opened, the ejector plate 50 pushes the ejector pins 501 upward to push the spoon head 702 upward to fall out of the first molding groove 3021, so as to realize the demoulding of the spoon head 702 of the foldable spoon 70.

[0038] 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 forming mold for a folding spoon, characterized in that: It includes a panel, an upper movable mold, a mold core, a lower fixed mold, an ejector plate and a bottom plate from top to bottom, the mold core includes an upper mold core and a lower mold core, side sliders are arranged on both sides of the upper mold core, a plurality of bosses are arranged at the bottom of the upper mold core, a plurality of first molding grooves are arranged on the lower mold core, and a plurality of second molding grooves arranged side by side are opened on the end surfaces of the two side sliders facing the upper mold core; the side sliders are opened with guide grooves obliquely downward, and a plurality of push pins are arranged in the length direction of the side sliders, one end of the push pins extends to the guide groove, and the other end extends to the bottom of the second molding groove, guide plates inclined on both sides are arranged at the bottom of the panel, and a plurality of avoidance grooves with vertical bottoms are opened on the end surfaces of the guide plates facing each other, and a plurality of ejector pins are arranged on the ejector plate, and the ejector pins can slide upward through the lower fixed mold and the lower mold core to one side of the first molding groove.

2. The forming mold of the folding spoon according to claim 1, characterized in that: The side slider is provided with a guide hole penetrating the guide groove and the second forming groove, the middle diameter of the guide hole is larger than the diameters at both ends, a spring is installed in the middle of the guide hole, a cylindrical block is arranged in the middle of the push pin, and the spring pushes the cylindrical block toward one side of the guide groove.

3. The forming mold of the foldable spoon according to claim 1, characterized in that: One guide plate is provided with two upper and lower rows of push pins.

4. The forming mold of the foldable spoon according to claim 1, characterized in that: The upper die core is provided with an upper groove on one side of the boss, and the lower die core is provided with a lower groove on one side of the first forming groove.

5. The forming mold of the foldable spoon according to claim 1, characterized in that: An upper convex block and a lower convex block are arranged on one side of the second mold close to the lower fixed mold.

6. The forming mold of the foldable spoon according to claim 1, characterized in that: The lower mold core is provided with a glue overflow groove around the first molding groove.

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