CN219806422U

CN219806422U - Injection mold

Info

Publication number: CN219806422U
Application number: CN202321231876.8U
Authority: CN
Inventors: 刘小武; 刘国涛
Original assignee: Suzhou Yiri Molding Technology Co ltd
Current assignee: Suzhou Yiri Molding Technology Co ltd
Priority date: 2023-05-22
Filing date: 2023-05-22
Publication date: 2023-10-10
Anticipated expiration: 2033-05-22

Abstract

The utility model discloses an injection mold, which comprises a first injection mold main body, wherein the bottom end of the first injection mold main body is fixedly connected with the top end of a second injection mold main body, the bottom end of the second injection mold main body is fixedly connected with a first supporting rod, and a demolding mechanism is arranged between the first injection mold main body and the first supporting rod; the demoulding mechanism comprises a first fixing block, the bottom end of the first fixing block is fixedly connected with the pull rod, and through the design of the demoulding mechanism, when plasticity is completed, the plastic articles are automatically separated through the machine, the problem that an existing injection mould is not provided with an automatic demoulding assembly is solved, when the plasticity is completed, workers are required to take out the injection mould manually, so that the workload of the workers is increased, the work difficulty is increased, and the work efficiency is improved.

Description

Injection mold

Technical Field

The utility model belongs to the technical field of spinning winding, and particularly relates to an injection mold.

Background

Injection molding is widely used for compression molding or injection molding of engineering plastics, rubber, ceramics and other products at present, and injection molding is used for mass production of parts with complex shapes, specifically, the heated and melted materials are injected into an injection grinding tool, and after cooling, the materials are molded and taken out.

The specific reference application number of the existing injection mold is: an injection mold of CN201921717818.X comprises a fixed mold and a movable mold, wherein the surfaces of the fixed mold and the movable mold are respectively provided with a mold core, the side surfaces of the fixed mold are fixedly provided with a limiting rod, the side surfaces of the movable mold are provided with limiting grooves, the surfaces of the limiting rods are provided with positioning grooves, the inner surfaces of the limiting grooves are provided with positioning convex strips matched with the positioning grooves, the limiting rods are inserted into the limiting grooves, and the surfaces of the fixed mold and the movable mold are provided with exhaust holes; through the positioning groove and the spacing inslot surface mounting's that the gag lever post surface was seted up location sand grip for when the gag lever post inserts the inside of spacing groove, the location sand grip slides in the inside of positioning groove, makes the gag lever post install and fix a position through positioning groove and location sand grip when spacing inslot portion, when avoiding cover half and movable mould reverse laminating, avoided colliding with that the mold core dislocation that cover half and movable mould surface set up caused.

The injection mold is not provided with an automatic demolding assembly, and when the plastic molding is completed, the injection mold needs to be taken out manually by a worker, so that the workload of the worker is increased, the work difficulty is increased, and the injection mold belongs to the technical cognition category of the inventor and does not necessarily form the prior art.

Disclosure of Invention

In order to solve the above problems, an object of the present utility model is to provide an injection mold,

in order to achieve the above purpose, the utility model provides an injection mold, which is characterized by comprising a first injection mold main body, wherein the bottom end of the first injection mold main body is fixedly connected with the top end of a second injection mold main body, the bottom end of the second injection mold main body is fixedly connected with a first supporting rod, and a demolding mechanism is arranged between the first injection mold main body and the first supporting rod.

In one example, the demoulding mechanism comprises a first fixed block, the bottom end of the first fixed block is fixedly connected with a pull rod, the pull rod penetrates through the upper end of the first injection mould main body, a first reset spring is sleeved outside the pull rod, the top end of the first reset spring is fixedly connected with the bottom end of the first fixed block, the bottom end of the first reset spring is fixedly connected with the top end of the first injection mould main body, and a first mould is arranged at the bottom end of the first reset spring.

In an example, the inside bottom of first bracing piece is close to intermediate position department and first electric putter bottom fixed connection, first electric putter top and second fixed block bottom fixed connection, second fixed block top and third fixed block fixed connection, the outside cover of first electric putter is equipped with second reset spring, second reset spring bottom and first bracing piece fixed connection, second reset spring top and second fixed block bottom fixed connection.

In an example, the corner of the bottom end of the first support rod is provided with a second support rod, the bottom end of the second support rod is fixedly connected with the bottom end of the first support rod, the upper end of the second support rod is provided with a second die, the periphery of the bottom end of the second die is provided with a third slot, the second support rod is inserted into the second die, and the upper end of the second die is provided with a first groove close to the middle position.

In one example, the two sides of the bottom end of the first mold are provided with first slots, the two sides of the upper end of the second mold are provided with first inserting rods, and the first inserting rods are fixedly connected with the second mold.

In one example, a dismounting mechanism is arranged between the first die and the first fixed block, the dismounting mechanism comprises a fourth fixed block, the fourth fixed block is arranged on two sides of the upper end of the first die, one side of the fourth fixed block is fixedly connected with the bottom end of the second electric push rod, the top end of the second electric push rod is fixedly connected with the moving plate, and a third reset spring is sleeved on the outer side of the second electric push rod.

In an example, the first sliding grooves are formed in two sides of the bottom end of the fourth fixed block, the first moving blocks are arranged on two sides of the bottom end of the moving plate and fixedly connected with the moving plate, the first moving blocks are slidably connected with the first sliding grooves, the pull rods are arranged on two sides of the pull rods, one side, close to the upper side, of the moving plate is fixedly connected with the bottom end of the second inserting rod, and the top ends of the second inserting rods are inserted into the second inserting grooves.

In one example, the upper end of the first mold is provided with a second chute, the bottom end of the pull rod is fixedly connected with a second moving block, the second moving block is inserted into the second chute, and the second moving block is slidably connected with the second chute.

The injection mold provided by the utility model has the following beneficial effects: through demoulding mechanism's design, realized when the plasticity is accomplished, the accessible machinery itself is automatic carries out autosegregation with the article of plasticity, has solved current injection mold and has not been provided with but automatic drawing of patterns subassembly, when the plasticity is accomplished, need take out it, needs the staff manual take out to increased staff's work load and also increased to some extent in the aspect of the work degree of difficulty, improved work efficiency.

Through the design of detaching mechanism, realized can dismantle the change with the mould, solved current injection mold and all as an organic whole, when the article of another shape of needs plasticity, must carry out the change equipment and carry out plasticity, can't carry out plasticity once more through changing the mould, must carry out plastic work through changing equipment, increased the cost.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

fig. 1 is a schematic perspective view of an injection mold according to the present utility model.

Fig. 2 is a schematic view of a first partial cross-sectional structure of an injection mold according to the present utility model.

Fig. 3 is a schematic view of a second partial cross-sectional structure of an injection mold according to the present utility model.

Fig. 4 is an enlarged schematic structural diagram of the injection mold at a in fig. 1 according to the present utility model.

Fig. 5 is an enlarged schematic structural view of the injection mold of fig. 3B according to the present utility model.

In the figure: 1. a first injection mold body; 2. a second injection mold body; 3. a first support bar; 10. a first fixed block; 11. a pull rod; 12. a first return spring; 13. a first mold; 14. a first electric push rod; 15. a second return spring; 16. a second fixed block; 17. a third fixed block; 18. a second support bar; 19. a second mold; 20. a first groove; 21. a first plunger; 22. a first slot; 30. a fourth fixed block; 31. a second electric push rod; 32. a third return spring; 33. a moving plate; 34. a first moving block; 35. a first chute; 36. a second plunger; 37. a second slot; 38. a second moving block; 39. a second chute; 40. and a third slot.

Detailed Description

In order to more clearly illustrate the general inventive concept, a detailed description is given below by way of example with reference to the accompanying drawings.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, the description with reference to the terms "one aspect," "some aspects," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the present utility model. In this specification, the schematic representations of the above terms are not necessarily for the same scheme or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.

As shown in fig. 1 to 5, an embodiment of the present utility model proposes an injection mold, which includes a first injection mold main body 1, wherein the bottom end of the first injection mold main body 1 is fixedly connected with the top end of a second injection mold main body 2, the bottom end of the second injection mold main body 2 is fixedly connected with a first support rod 3, and a demolding mechanism is provided between the first injection mold main body 1 and the first support rod 3;

the demolding mechanism comprises a first fixing block 10, the bottom end of the first fixing block 10 is fixedly connected with a pull rod 11, the pull rod 11 penetrates through the upper end of the first injection mold main body 1, a first reset spring 12 is sleeved outside the pull rod 11, the top end of the first reset spring 12 is fixedly connected with the bottom end of the first fixing block 10, the bottom end of the first reset spring 12 is fixedly connected with the top end of the first injection mold main body 1, and a first mold 13 is arranged at the bottom end of the first reset spring 12.

When the plastic article is required to be demolded, the first fixing block 10 which is pressed down is stopped to be pressed and released, when the first fixing block 10 is released, the pull rod 11 automatically rebounds to drive the first fixing block 10 to be lifted upwards and drive the first die 13 to be lifted upwards,

specifically, the inside bottom of first bracing piece 3 is close to intermediate position department and first electric putter 14 bottom fixed connection, first electric putter 14 top and second fixed block 16 bottom fixed connection, second fixed block 16 top and third fixed block 17 fixed connection, the outside cover of first electric putter 14 is equipped with second reset spring 15, second reset spring 15 bottom and first bracing piece 3 fixed connection, second reset spring 15 top and second fixed block 16 bottom fixed connection.

The first electric push rod 14 is lifted upwards, and simultaneously the second return spring 15 automatically rebounds upwards to drive the second fixed block 16 and the third fixed block 17 to be lifted upwards to separate from the first groove 20 in the second die 19, so that the plastic article is separated from the second die 19

Specifically, the corners of the bottom end of the first supporting rod 3 are provided with second supporting rods 18, the bottom ends of the second supporting rods 18 are fixedly connected with the bottom end of the first supporting rod 3, the upper ends of the second supporting rods 18 are provided with second dies 19, third slots 40 are formed in the periphery of the bottom ends of the second dies 19, the second supporting rods 18 are inserted into the second dies 19, and the upper ends of the second dies 19 are close to the middle positions and provided with first grooves 20.

The second mould 19 is pulled up, so that the top end of the second supporting rod 18 is completely separated from the inside of the third slot 40, and the second return spring 15 automatically rebounds upward to drive the second fixed block 16 and the third fixed block 17 to separate from the first groove 20 inside the second mould 19 to lift up

Specifically, the two sides of the bottom end of the first mold 13 are provided with first slots 22, the two sides of the upper end of the second mold 19 are provided with first inserting rods 21, and the first inserting rods 21 are fixedly connected with the second mold 19.

The first fixing block 10 is lifted upwards to drive the first die 13 to be lifted upwards, and the first inserting rod 21 is separated from the inside of the first inserting groove 22

Specifically, a disassembling mechanism is disposed between the first mold 13 and the first fixed block 10, the disassembling mechanism includes a fourth fixed block 30, the fourth fixed block 30 is disposed on two sides of the upper end of the first mold 13, one side of the fourth fixed block 30 is fixedly connected with the bottom end of the second electric push rod 31, the top end of the second electric push rod 31 is fixedly connected with the moving plate 33, and a third reset spring 32 is sleeved on the outer side of the second electric push rod 31.

The second electric push rod 31 in the fourth fixed block 30 is started to drive the third return spring 32 and the second electric push rod 31 to move forwards, and simultaneously the first moving blocks 34 at the two sides of the bottom end of the moving plate 33 move along the surface of the first sliding groove 35

Specifically, the two sides of the bottom end of the fourth fixed block 30 are provided with first sliding grooves 35, the two sides of the bottom end of the moving plate 33 are provided with first moving blocks 34, the first moving blocks 34 are fixedly connected with the moving plate 33, the first moving blocks 34 are slidably connected with the first sliding grooves 35, the two sides of the pull rod 11 are provided with pull rods 11, one side, close to the upper side, of the moving plate 33 is fixedly connected with the bottom end of a second inserting rod 36, and the top end of the second inserting rod 36 is inserted into the second inserting groove 37.

The second electric push rod 31 in the fourth fixed block 30 is started to drive the third return spring 32 and the second electric push rod 31 to move forwards, meanwhile, the first moving blocks 34 on two sides of the bottom end of the moving plate 33 move along the surface of the first sliding groove 35, and when the moving plate 33 moves forwards, the second inserting rod 36 is also driven to move forwards

Specifically, the upper end of the first mold 13 is provided with a second chute 39, the bottom end of the pull rod 11 is fixedly connected with a second moving block 38, the second moving block 38 is inserted into the second chute 39, and the second moving block 38 is slidably connected with the second chute 39.

The first mould 13 is pulled outwards to enable the first mould 13 to move outwards along the surface of the second moving block 38 through the second chute 39 until the first mould 13 is completely separated from the bottom end of the pull rod 11

Working principle: when the plastic article is required to be demolded, the first pressed fixed block 10 is stopped to be pressed and loosened, when the first fixed block 10 is loosened, the pull rod 11 automatically rebounds to drive the first fixed block 10 to be lifted upwards and drive the first die 13 to be lifted upwards, meanwhile, the first inserting rod 21 is separated from the inside of the first inserting groove 22, when the first die 13 is completely separated from the surface of the second die 19, the first electric push rod 14 is lifted upwards, and meanwhile, the second reset spring 15 automatically rebounds upwards to drive the second fixed block 16 and the third fixed block 17 to be lifted upwards from the first groove 20 in the second die 19, so that the plastic article is separated from the inside of the second die 19 for automatic demolding.

When the mold is required to be disassembled and replaced, the second electric push rod 31 in the fourth fixed block 30 is started to drive the third return spring 32 and the second electric push rod 31 to move forwards, meanwhile, the first moving blocks 34 at the two sides of the bottom end of the moving plate 33 move along the surface of the first slot 35, when the moving plate 33 moves forwards, the second inserting rod 36 is also driven to move forwards until the second inserting rod 36 is completely separated from the inside of the second slot 37, the first mold 13 is pulled outwards again, the first mold 13 is moved outwards along the surface of the second moving block 38 through the second slot 39 until the first mold 13 is completely separated from the bottom end of the pull rod 11, the second mold 19 is pulled upwards, the top end of the second supporting rod 18 is completely separated from the inside of the third slot 40 for replacing the mold,

in this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for system embodiments, since they are substantially similar to method embodiments, the description is relatively simple, as relevant to see a section of the description of method embodiments.

The foregoing is merely exemplary of the present utility model and is not intended to limit the present utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are to be included in the scope of the claims of the present utility model.

Claims

1. The injection mold is characterized by comprising a first injection mold main body (1), wherein the bottom end of the first injection mold main body (1) is fixedly connected with the top end of a second injection mold main body (2), the bottom end of the second injection mold main body (2) is fixedly connected with a first supporting rod (3), and a demolding mechanism is arranged between the first injection mold main body (1) and the first supporting rod (3);

the demolding mechanism comprises a first fixing block (10), the bottom end of the first fixing block (10) is fixedly connected with a pull rod (11), the pull rod (11) penetrates through the upper end of the first injection mold main body (1), a first reset spring (12) is sleeved on the outer side of the pull rod (11), the top end of the first reset spring (12) is fixedly connected with the bottom end of the first fixing block (10), the bottom end of the first reset spring (12) is fixedly connected with the top end of the first injection mold main body (1), and a first mold (13) is arranged at the bottom end of the first reset spring (12).

2. The injection mold according to claim 1, wherein the bottom end inside the first supporting rod (3) is fixedly connected with the bottom end of the first electric pushing rod (14) near the middle position, the top end of the first electric pushing rod (14) is fixedly connected with the bottom end of the second fixing block (16), the top end of the second fixing block (16) is fixedly connected with the third fixing block (17), a second return spring (15) is sleeved outside the first electric pushing rod (14), the bottom end of the second return spring (15) is fixedly connected with the first supporting rod (3), and the top end of the second return spring (15) is fixedly connected with the bottom end of the second fixing block (16).

3. An injection mold according to claim 2, wherein the corners of the bottom end of the first support rod (3) are provided with second support rods (18), the bottom ends of the second support rods (18) are fixedly connected with the bottom ends of the first support rods (3), the upper ends of the second support rods (18) are provided with second molds (19), the peripheries of the bottom ends of the second molds (19) are provided with third slots (40), the second support rods (18) are inserted into the second molds (19), and the upper ends of the second molds (19) are provided with first grooves (20) near the middle positions.

4. An injection mold according to claim 3, wherein the first slots (22) are formed on two sides of the bottom end of the first mold (13), the first inserting rods (21) are disposed on two sides of the upper end of the second mold (19), and the first inserting rods (21) are fixedly connected with the second mold (19).

5. An injection mold according to claim 4, wherein a disassembling mechanism is arranged between the first mold (13) and the first fixed block (10), the disassembling mechanism comprises a fourth fixed block (30), the fourth fixed block (30) is arranged on two sides of the upper end of the first mold (13), one side of the fourth fixed block (30) is fixedly connected with the bottom end of the second electric push rod (31), the top end of the second electric push rod (31) is fixedly connected with the movable plate (33), and a third reset spring (32) is sleeved on the outer side of the second electric push rod (31).

6. The injection mold according to claim 5, wherein the first sliding grooves (35) are formed in two sides of the bottom end of the fourth fixed block (30), the first moving blocks (34) are arranged in two sides of the bottom end of the moving plate (33), the first moving blocks (34) are fixedly connected with the moving plate (33), the first moving blocks (34) are slidably connected with the first sliding grooves (35), the pull rods (11) are formed in two sides of the pull rods (11), one side, close to the upper side, of the moving plate (33) is fixedly connected with the bottom end of the second inserting rod (36), and the top ends of the second inserting rods (36) are inserted into the second inserting grooves (37).

7. An injection mold according to claim 6, wherein a second chute (39) is formed at the upper end of the first mold (13), the bottom end of the pull rod (11) is fixedly connected with a second moving block (38), the second moving block (38) is inserted into the second chute (39), and the second moving block (38) is slidably connected with the second chute (39).