CN211105378U - Injection mould - Google Patents
Injection mould Download PDFInfo
- Publication number
- CN211105378U CN211105378U CN201921286870.4U CN201921286870U CN211105378U CN 211105378 U CN211105378 U CN 211105378U CN 201921286870 U CN201921286870 U CN 201921286870U CN 211105378 U CN211105378 U CN 211105378U
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- Prior art keywords
- mold
- hole
- movable
- injection
- sliding block
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- 238000002347 injection Methods 0.000 title claims abstract description 45
- 239000007924 injection Substances 0.000 title claims abstract description 45
- 238000001746 injection moulding Methods 0.000 claims abstract description 53
- 238000009434 installation Methods 0.000 claims abstract description 13
- 238000000465 moulding Methods 0.000 claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims abstract description 11
- 238000007493 shaping process Methods 0.000 claims abstract description 6
- 229920003023 plastic Polymers 0.000 description 7
- 239000004033 plastic Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000000994 depressogenic effect Effects 0.000 description 4
- 238000005034 decoration Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides an injection mold, include: fixing a mold; moving the mold; the injection molding die comprises a sliding block body, wherein the sliding block body is movably arranged between a fixed die and a movable die, one side of the sliding block body facing to the direction of an installation cavity can be used for molding an injection molding part, the sliding block body can move back to the direction of the installation cavity to perform die-stripping on the injection molding part, the sliding block body is provided with a first through hole penetrating through the upper end surface and the lower end surface of the sliding block body, and at least one second through hole penetrating through one side of the sliding block body facing to the installation cavity and the other side of the sliding block body back to the installation cavity, and the first through hole; the movable block is movably arranged in the second through hole along the axial direction of the corresponding second through hole, one end of the movable block, facing the mounting cavity, is formed into a shaping end, and the shaping end can extend out of the second through hole to shape an injection molding piece; and a guide post. According to the utility model discloses injection mold is simple structure not only, and the slider body is small, low cost moreover, and fail safe nature is high.
Description
Technical Field
The utility model relates to an injection mold technical field especially relates to an injection mold.
Background
At present, the design of plastic parts is increasingly complex, multiple functions are realized on one part, higher requirements are placed on the structure of a mold, particularly, when the reverse buckles in multiple directions exist in the same area, the demolding of the parts becomes more complex, and the demolding problem of the plastic parts needs to be solved by a multi-angle sliding block structure of an injection mold.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an injection mold, simple structure, the reliability is high.
According to the utility model discloses injection mold, include: the upper surface of the fixed die is provided with a first matching part; the movable die is detachably connected with the fixed die, a second matching part is arranged on the lower surface of the movable die, and the second matching part is matched with the first matching part to define a mounting cavity for mounting an injection molding piece; the injection molding machine comprises a fixed die, a movable die, a sliding block body and a mold, wherein the sliding block body is movably arranged between the fixed die and the movable die, one side of the sliding block body facing to the direction of an installation cavity can mold the injection molding part, the sliding block body can move back to the direction of the installation cavity to demold the injection molding part, the sliding block body is provided with a first through hole penetrating through the upper end surface and the lower end surface of the sliding block body, and at least one second through hole penetrating through one side of the sliding block body facing to the installation cavity and the other side of the sliding block body back to the installation cavity, and the first through hole and the second through hole are crossed and communicated; at least one movable block is movably arranged in the second through hole along the axial direction of the corresponding second through hole, one end of the movable block facing the mounting cavity is formed into a shaping end, and the shaping end can extend out of the second through hole to shape the injection molding piece; the guide post, the one end of guide post stretches into first through-hole and with at least one the movable block movably links to each other, the guide post is followed the radial mobile in order to drive of first through-hole the movable block is right the injection molding drawing of patterns.
According to the utility model discloses injection mold mutually supports through cover half, movable mould, slider body and at least one movable block and moulds plastics out required structure with the one end at the injection molding, and this injection mold is simple structure not only, and slider body's is small, low cost moreover, and the working process is stable, and fail safe nature is high.
According to the utility model discloses injection mold can also have following additional technical feature.
According to the utility model discloses an embodiment, the cover half includes the cover half horizontal pole that extends along the horizontal direction and the cover half montant that extends along vertical direction, the cover half montant with the one end of cover half horizontal pole links to each other just the up end and a lateral wall of cover half montant are equipped with first cooperation portion, the movable mould includes the movable mould horizontal pole that extends along the horizontal direction and the movable mould montant that extends along vertical direction, the movable mould montant with the one end of movable mould horizontal pole links to each other just the lower terminal surface and a lateral wall of movable mould montant are equipped with second cooperation portion, the slider body is established the cover half horizontal pole with it is mobile just along the horizontal direction between the movable mould horizontal pole.
According to the utility model discloses an embodiment, first cooperation portion with second cooperation portion forms the step form respectively, the injection molding forms "T" style of calligraphy, the slider body orientation one side of injection molding is equipped with the depressed part, be equipped with the orientation in the depressed part the bellied moulding portion of injection molding, moulding portion can be right the injection molding is moulding.
According to the utility model discloses an embodiment, the movable mould is still including establishing the spacing portion of the other end of movable mould horizontal pole, at least a part of spacing portion is in first cooperation portion with only support when the second cooperation portion links to each other slider body dorsad one side of injection molding.
According to the utility model discloses an embodiment, spacing portion extends along vertical direction, the lower extreme of spacing portion is in first cooperation portion with the second cooperation portion ends when linking to each other and supports the upper surface of cover half horizontal pole, slider body's cross-section forms into right trapezoid, spacing portion orientation one side of slider body form into with the spacing face that slider body's inclined plane corresponds.
According to the utility model discloses an embodiment, the movable block be equipped with the third through-hole of first through-hole intercommunication, the one end of guide post is passed the third through-hole with the movable block links to each other, the aperture of first through-hole is greater than the guide post the external diameter with the internal diameter of third through-hole.
According to the utility model discloses an embodiment, the axis of first through-hole is from the top down to keeping away from the slope of injection molding place direction extends, the upper end of guide post is passed the movable mould horizontal pole with the movable mould links to each other.
According to the utility model discloses an embodiment, the second through-hole is two, two the second through-hole is along the spaced apart setting in upper and lower direction, and two the axis of second through-hole is in the dorsad keep away from gradually in the direction of the one end of injection molding, the movable block is two and establishes respectively two in the second through-hole.
According to the utility model discloses an embodiment, slider body orientation one side of spacing face is equipped with the wearing parts, be equipped with on the wearing parts with the pore that the second through-hole link up, the one end of movable block can be passed the pore is only supported spacing face.
According to the utility model discloses an embodiment, the upper surface of cover half horizontal pole is equipped with and can fixes the spacing clamp of slider body.
Drawings
Fig. 1 is a schematic structural view of an injection molded part according to an embodiment of the present invention;
fig. 2 is a top view of an injection mold according to an embodiment of the present invention;
fig. 3 is a cross-sectional view of an injection mold according to an embodiment of the present invention in an injection state;
fig. 4 is a cross-sectional view of an injection mold according to an embodiment of the present invention in a mold release state;
fig. 5 is yet another cross-sectional view of an injection mold in a demolded state according to an embodiment of the present invention.
Reference numerals:
an injection mold 100;
a fixed die 10; a fixed mold cross bar 11; a fixed die vertical rod 12;
a movable mold 20; a movable mold cross bar 21; a movable mold vertical rod 22; a stopper portion 23;
a slider body 30; a first through hole 31; a second through hole 32;
a movable block 40; a third through hole 41;
a guide post 50;
a wear member 60;
a spacing clip 70;
injection molded part 200.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The following first describes the injection mold 100 according to an embodiment of the present invention with reference to the drawings.
As shown in fig. 1 to 5, an injection mold 100 according to an embodiment of the present invention includes a fixed mold 10, a movable mold 20, a slider body 30, at least one movable block 40, and a guide post 50.
Specifically, the upper surface of the fixed mold 10 is provided with a first matching part, the movable mold 20 is detachably connected with the fixed mold 10, the lower surface of the movable mold 20 is provided with a second matching part, the second matching part and the first matching part are matched to define a mounting cavity capable of being used for mounting the injection molding part 200, the slider body 30 is movably arranged between the fixed mold 10 and the movable mold 20, one side of the slider body 30 facing to the direction of the mounting cavity can shape the injection molding part 200, the slider body 30 can move back to the direction of the mounting cavity to demold the injection molding part 200, the slider body 30 is provided with a first through hole 31 penetrating through the upper end surface and the lower end surface thereof and at least one second through hole 32 penetrating through one side of the slider body facing to the mounting cavity and the other side of the slider body facing back to the mounting cavity, the first through hole 31 and the second through hole 32 are crossed and mutually communicated, and at least one movable block 40 is movably arranged in the second through, the movable block 40 forms into the end of moulding towards the one end of installation cavity, and the end of moulding can stretch out second through-hole 32 and mould injection molding 200, and the one end of guide post 50 stretches into first through-hole 31 and links to each other with at least one movable block 40 movablely, and guide post 50 is movable in order to drive movable block 40 to the injection molding 200 drawing of patterns along the radial of first through-hole 31.
In other words, the injection mold 100 mainly comprises a fixed mold 10, a movable mold 20, a slider body 30, at least one movable block 40 and a guide post 50, wherein the movable mold 20 is matched with the fixed mold 10 and defines a mounting cavity, the slider body 30 is arranged between the fixed mold 10 and the movable mold 20 and is matched with the movable mold 20 and the fixed mold 10 to injection mold the injection molding part 200, a protrusion is arranged on one side of the slider body 30 facing the injection molding part 200 and is used for injection molding a first groove at one end of the injection molding part 200, the slider body 30 can slide along a horizontal direction when the movable mold 20 moves, a first through hole 31 penetrating along the vertical direction in the figure 1 is defined in the slider body 30, and at least one second through hole 32 penetrating along the left and right direction in the figure 1, the first through hole 31 and the second through hole 32 are mutually crossed and communicated, the radial dimension of the second through hole 32 facing one end of the mounting cavity is smaller than that of the other end, one end of the movable block 40 extends out of one end of the second through And (4) a groove. The guiding column 50 is used for driving the movable block 40 to move, and it should be noted that the number and the set inclination angle of the second through hole 32 and the movable block 40 can be selected and adjusted according to the specification of the injection molding part 200.
Specifically, in the injection molding state, as shown in fig. 3, one end of the at least one movable block 40 extends out of the molding end of the slider body 30, and the fixed mold 10, the movable mold 20, the slider body 30 and the at least one movable block 40 are co-injected to form the injection molding part 200, which is compact in structure. In the demolding state, as shown in fig. 4 and 5, firstly, the movable mold 20 moves upward to separate from the fixed mold 10, then the guide pillar 50 drives the movable block 40 to move in the direction away from the injection molded part 200 along the axial direction of the second through hole 32, so as to complete the first demolding, and finally, the slider body 30 is driven by the movable block 40 to move in the horizontal direction, so as to complete the second demolding, so that a required groove structure is injection-molded at one end of the injection molded part 200.
From this, according to the utility model discloses injection mold 100 mutually supports through cover half 10, movable mould 20, slider body 30 and at least one movable block 40 and moulds plastics out required structure in order to mould plastics in the one end of injection molding 200, and this injection mold 100 is simple structure not only, and slider body 30 is small, low cost moreover, and the working process is stable, and fail safe nature is high.
According to the utility model discloses a some specific embodiments, cover half 10 includes cover half horizontal pole 11 that extends along the horizontal direction and the cover half montant 12 that extends along vertical direction, cover half montant 12 links to each other with cover half horizontal pole 11's one end and the up end and a lateral wall of cover half montant 12 are equipped with first cooperation portion, movable mould 20 includes movable mould horizontal pole 21 that extends along the horizontal direction and movable mould montant 22 that extends along vertical direction, movable mould montant 22 links to each other with movable mould horizontal pole 21's one end and movable mould montant 22's lower terminal surface and a lateral wall are equipped with second cooperation portion, slider body 30 establishes between cover half horizontal pole 11 and movable mould horizontal pole 21 and mobile along the horizontal direction.
That is, as shown in fig. 4, the cross-section of the fixed mold 10 is formed substantially in the shape of "L", the fixed mold 10 is formed in the corner of the "L" shape as a first fitting portion, the cross-section of the movable mold 20 is formed substantially in the shape of an inverted "L", the movable mold 20 is formed in the corner of the inverted "L" shape as a second fitting portion, and the first and second fitting portions are used for injection molding the injection molded article 200.
Further, first cooperation portion and second cooperation portion form respectively into the step form, and injection molding 200 forms to "T" style of calligraphy, and slider body 30 is equipped with the depressed part towards one side of injection molding 200, is equipped with the bellied moulding portion of orientation injection molding 200 in the depressed part, and moulding portion can mould injection molding 200.
In other words, the mounting cavity defined by the fixed mold 10, the movable mold 20 and the slider body 30 is substantially T-shaped, so that the T-shaped injection molding part 200 is injected, and the fixed mold 10 and the movable mold 20 are simple in structure and convenient to produce.
According to some specific embodiments of the utility model, movable mould 20 is still including establishing the spacing portion 23 at the other end of movable mould horizontal pole 21, and at least a part of spacing portion 23 ends to the slider body 30 one side of injection molding 200 dorsad when first cooperation portion links to each other with the second cooperation portion.
That is, as shown in fig. 3, the other end of the movable mold 20 is provided with a limiting portion 23, and in the injection molding state, the limiting portion 23 can stop against one side of the slider body 30, which is back to the injection molding piece 200, so as to limit the movable range of the slider body 30 and the movable block 40, and avoid the movement of the slider body 30 and the movable block 40 from affecting the injection molding effect.
Preferably, the stopper portion 23 extends in a vertical direction, a lower end of the stopper portion 23 stops against an upper surface of the mold rail 11 when the first fitting portion is connected to the second fitting portion, a cross section of the slider body 30 is formed in a right trapezoid, and a side of the stopper portion 23 facing the slider body 30 is formed as a stopper surface corresponding to an inclined surface of the slider body 30.
Particularly, spacing portion 23 includes the inclined plane that extends along vertical direction and the horizontal plane that extends along the horizontal direction, and when the state of moulding plastics, the inclined plane of spacing portion 23 cooperatees with slider body 30, and the horizontal plane of spacing portion 23 cooperatees with the upper surface of cover half 10, compact structure, it is effectual to mould plastics.
In an embodiment of the present invention, the movable block 40 is provided with a third through hole 41 communicating with the first through hole 31, one end of the guiding column 50 passes through the third through hole 41 to be connected with the movable block 40, and the aperture of the first through hole 31 is larger than the outer diameter of the guiding column 50 and the inner diameter of the third through hole 41.
That is, one end of the guide post 50 passes through the first through hole 31 and the third through hole 41, and since the diameter of the first through hole 31 is larger than that of the third through hole 41, the guide post 50 moves from one side of the first through hole 31 to the other side and moves upward, the guide post 50 first drives the movable block 40 to move along the axial direction of the second through hole 32, and when the guide post 50 moves to the other side of the first through hole 31, the movable block 40 moves along the horizontal direction.
According to an embodiment of the present invention, the axis of the first through hole 31 extends from top to bottom in a direction away from the injection molding member 200, and the upper end of the guide pillar 50 passes through the movable mold cross rod 21 and is connected to the movable mold 20.
That is, the first through hole 31 is inclined in the vertical direction to facilitate the movement of the guide post 50 and complete the demolding process.
Preferably, there are two second through holes 32, the two second through holes 32 are spaced apart in the up-down direction, the axes of the two second through holes 32 gradually move away from each other in the direction away from one end of the injection molded part 200, and the two movable blocks 40 are respectively disposed in the two second through holes 32.
Particularly, be equipped with two second through-holes 32 on the slider body 30, two second through-holes 32 are established respectively in the bellied both sides of slider body 30, and wherein, the slope of a second through-hole 32 upwards sets up, and another second through-hole 32 slope sets up downwards, and every movable block 40 can be formed into cuboid and one end respectively and can stretch out slider body 30 respectively, from this, can process two second recesses respectively in the both sides of injection molding 200 one end, and two second recesses are located the both sides of first recess respectively.
In an embodiment of the present invention, one side of the slider body 30 facing the limiting surface is provided with a wear-resistant member 60, the wear-resistant member 60 is provided with a hole penetrating through the second through hole 32, and one end of the movable block 40 can pass through the hole and stop against the limiting surface. Specifically, the wear resistant member 60 may prevent the slider body 30 from being worn during repeated injection and demolding.
Optionally, the upper surface of the fixed mold rail 11 is provided with a stopper clamp 70 capable of fixing the slider body 30.
Specifically, the stopper clip 70 on the fixed mold rail 11 has elasticity, and can fix the slider body 30 in an injection molding state and retract into the fixed mold 10 to slide the slider body 30 in a demolding state.
In summary, according to the present invention, the injection mold 100 is provided with the fixed mold 10, the movable mold 20, the slider body 30 and the at least one movable block 40, which cooperate with each other to form a desired structure by injection molding at one end of the injection molding member 200, and the injection mold 100 is not only simple in structure, but also small in size of the slider body 30, low in cost, stable in working process and high in safety and reliability.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. An injection mold, comprising:
the upper surface of the fixed die is provided with a first matching part;
the movable die is detachably connected with the fixed die, a second matching part is arranged on the lower surface of the movable die, and the second matching part is matched with the first matching part to define a mounting cavity for mounting an injection molding piece;
the injection molding machine comprises a fixed die, a movable die, a sliding block body and a mold, wherein the sliding block body is movably arranged between the fixed die and the movable die, one side of the sliding block body facing to the direction of an installation cavity can mold the injection molding part, the sliding block body can move back to the direction of the installation cavity to demold the injection molding part, the sliding block body is provided with a first through hole penetrating through the upper end surface and the lower end surface of the sliding block body, and at least one second through hole penetrating through one side of the sliding block body facing to the installation cavity and the other side of the sliding block body back to the installation cavity, and the first through hole and the second through hole are crossed and;
at least one movable block is movably arranged in the second through hole along the axial direction of the corresponding second through hole, one end of the movable block facing the mounting cavity is formed into a shaping end, and the shaping end can extend out of the second through hole to shape the injection molding piece;
the guide post, the one end of guide post stretches into first through-hole and with at least one the movable block movably links to each other, the guide post is followed the radial mobile in order to drive of first through-hole the movable block is right the injection molding drawing of patterns.
2. The injection mold according to claim 1, wherein the fixed mold comprises a fixed mold cross rod extending in the horizontal direction and a fixed mold vertical rod extending in the vertical direction, the fixed mold vertical rod is connected with one end of the fixed mold cross rod, the upper end surface and one side wall surface of the fixed mold vertical rod are provided with the first matching portion, the movable mold comprises a movable mold cross rod extending in the horizontal direction and a movable mold vertical rod extending in the vertical direction, the movable mold vertical rod is connected with one end of the movable mold cross rod, the lower end surface and one side wall surface of the movable mold vertical rod are provided with the second matching portion, and the slider body is movably arranged between the fixed mold cross rod and the movable mold cross rod and along the horizontal direction.
3. The injection mold of claim 2, wherein the first and second engaging portions are formed in a stepped shape, the injection-molded part is formed in a T shape, a recessed portion is provided on a side of the slider body facing the injection-molded part, and a molding portion protruding toward the injection-molded part is provided in the recessed portion, and the molding portion is capable of molding the injection-molded part.
4. The injection mold of claim 2, wherein the movable mold further comprises a limiting portion disposed at the other end of the movable mold cross bar, at least a portion of the limiting portion abutting against a side of the slider body facing away from the injection molded part when the first engaging portion is coupled to the second engaging portion.
5. An injection mold according to claim 4, wherein the stopper portion extends in a vertical direction, a lower end of the stopper portion abuts against an upper surface of the stationary mold rail when the first engaging portion and the second engaging portion are connected, a cross section of the slider body is formed in a right trapezoid shape, and a side of the stopper portion facing the slider body is formed as a stopper surface corresponding to an inclined surface of the slider body.
6. An injection mold according to claim 5, wherein the movable block is provided with a third through hole communicated with the first through hole, one end of the guide post passes through the third through hole to be connected with the movable block, and the diameter of the first through hole is larger than the outer diameter of the guide post and the inner diameter of the third through hole.
7. The injection mold of claim 6, wherein the axis of the first through hole extends obliquely from top to bottom away from the injection molding part, and the upper end of the guide post passes through the movable mold cross bar to be connected with the movable mold.
8. The injection mold according to claim 6, wherein the number of the second through holes is two, the two second through holes are spaced apart from each other in the up-down direction, the axes of the two second through holes are gradually distant from each other in a direction away from one end of the injection molded part, and the two movable blocks are respectively disposed in the two second through holes.
9. The injection mold according to claim 5, wherein a wear-resistant part is arranged on one side of the slider body facing the limiting surface, a hole passage communicated with the second through hole is arranged on the wear-resistant part, and one end of the movable block can penetrate through the hole passage to stop against the limiting surface.
10. An injection mold according to claim 2, wherein the upper surface of the fixed mold cross bar is provided with a limit clamp capable of fixing the slider body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921286870.4U CN211105378U (en) | 2019-08-09 | 2019-08-09 | Injection mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921286870.4U CN211105378U (en) | 2019-08-09 | 2019-08-09 | Injection mould |
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| Publication Number | Publication Date |
|---|---|
| CN211105378U true CN211105378U (en) | 2020-07-28 |
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| CN201921286870.4U Active CN211105378U (en) | 2019-08-09 | 2019-08-09 | Injection mould |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110406043A (en) * | 2019-08-09 | 2019-11-05 | 常州星宇车灯股份有限公司 | Injection mold |
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2019
- 2019-08-09 CN CN201921286870.4U patent/CN211105378U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110406043A (en) * | 2019-08-09 | 2019-11-05 | 常州星宇车灯股份有限公司 | Injection mold |
| CN110406043B (en) * | 2019-08-09 | 2024-07-16 | 常州星宇车灯股份有限公司 | Injection mold |
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