CN222554135U - A convenient demoulding mold for household appliance switch - Google Patents

Abstract

The utility model provides a household appliance switch injection molding mold which is convenient for demoulding, and relates to the technical field of injection molding. The utility model comprises a base, a first hydraulic cylinder and a second hydraulic cylinder are fixedly installed on the surface of the base, a first module is fixedly installed on the output end of the first hydraulic cylinder, and a sliding table is fixedly installed on the output end of the second hydraulic cylinder. By arranging the base, the first hydraulic cylinder, the second hydraulic cylinder, the first mold, the sliding table, the second module, a sliding rod, a molding groove, a spring, a clamping block, a sliding groove, and an ejector pin structure, during demoulding, the sliding table is driven to move by starting the second hydraulic cylinder, so that the fixed column can be driven to push the ejector pin, and a spring is fixedly installed inside the fixed column. When the fixed column contacts the ejector pin, the ejector pin will squeeze the clamping block and the spring, so that the ejector pin can be placed at different parts of the product hardness, and the corresponding thrust is used, and the damage caused by the ejector pin to the molded part can be effectively reduced, thereby increasing the yield rate of the mold.

Description

Household appliance switch injection mold convenient to demolding

Technical Field

The utility model relates to the technical field of injection molds, in particular to a household appliance switch injection mold convenient to demold.

Background

The utility model provides a mould, be used for injection molding, blowing, extrusion, die casting or forging shaping, smelting, stamping etc. method to obtain various moulds and the instrument of required product on the industrial production, in short, the mould is the instrument that is used for making the shaping article, this instrument comprises various parts, different moulds comprise different parts, it mainly realizes the processing of article appearance through the change of the material physical state that takes shape, it has the title of "industry mother", bulletin number CN219988310U discloses a plastic mould with quick drawing of patterns structure, including the base, the upper surface fixed mounting of base has the socket, the cooling chamber has been seted up to the socket inside, the top of socket is provided with the die, the bottom of die extends to the cooling chamber and is connected with the interior bottom wall of cooling chamber, one side fixed mounting of base has the liquid reserve tank, the inside cooling module that is provided with of liquid reserve tank, the cooling module includes the water pipe of fixed mounting on the liquid reserve tank inner wall, the water pipe of water reserve tank extends to the cooling chamber, the drawing of patterns piece that the water pipe of water reserve tank was last, the cooling chamber inner wall has the cooling plate, both sides that the heat conducting plate is gone on the cooling chamber, the heat conducting plate is all can not carried out to the equal to the heat conducting plate at the equal to the equal place at the equal point of each one end of impact force when the product is used to the improvement, can not be carried out the product at the equal to the surface in the realization point when using the pad to the surface to the pad, and the product has the same hardness to be used in the fact to have the impact pad to the product.

Disclosure of utility model

The present utility model is directed to solving the technical problems set forth in the background art.

The utility model adopts the following technical scheme that the household appliance switch injection mold convenient for demolding comprises a base, wherein a first hydraulic cylinder and a second hydraulic cylinder are fixedly arranged on the surface of the base, a first module is fixedly arranged at the output end of the first hydraulic cylinder, a sliding table is fixedly arranged at the output end of the second hydraulic cylinder, a second module is fixedly arranged on the surface of the base, a sliding rod is slidably connected with the surface of the second module, a forming groove is formed in the surface of the second module, a fixed column is fixedly arranged on the surface of the sliding table, a spring is fixedly arranged in the fixed column, a clamping block is fixedly arranged on the surface of the spring, and a thimble is slidably connected in the second module.

Preferably, a sliding groove is formed in the second module, a limiting block is fixedly arranged on the surface of the thimble, and the limiting block slides in the sliding groove. Here, the stopper slides in the inside of spout, can carry out spacingly to the thimble, prevents that the thimble from droing, when needing the drawing of patterns, only need use the thimble to push out the drawing of patterns with the switch product after the shaping.

Preferably, the number of the fixing columns is four, and the four fixing columns are symmetrically distributed on the surface of the sliding table. Here, four groups of fixed columns can be effectual with all thimble jack-ups, when the drawing of patterns, drive the sliding table through starting the second pneumatic cylinder and remove to can drive the fixed column and promote the thimble, the inside fixed mounting of fixed column has the spring, and when fixed column and thimble contact, the thimble can extrude fixture block and spring, can effectually alleviate the thimble like this and cause the injury to the shaping when ejecting the shaping, thereby increase the yield of mould.

Preferably, the clamping block is positioned right behind the thimble. Here, after the product shaping, the fixture block needs to drive the thimble and remove forward, and the fixture block is located the promotion thimble that can be accurate behind the thimble, avoids damaging the product after the shaping.

Preferably, the diameter of the fixed column is equal to the diameter of the chute. Here, when the diameter of fixed column equals with the diameter of spout, the fixed column can be at the inside removal of spout to make the fixed column can release the thimble completely, improved the drawing of patterns efficiency of mould.

Preferably, the surface of the second module is fixedly provided with a water guide pipe, a water tank is arranged in the base, and a water pump is fixedly arranged in the water tank. Here, the aqueduct passes through the inside of second module, and the water pump can be taken out the water in the water tank and lead to the second module, can carry out rapid cooling through the water-cooling to the inside injection molding material of second module like this to accelerate the rapid prototyping of switch product, improve injection molding efficiency.

Preferably, the number of the water pumps is two, and the two water pumps are symmetrically distributed in the water tank. Here, two sets of water pumps are responsible for drainage and pumping respectively, and the effectual long-time stoping of rivers in the aqueduct that has avoided influences the cooling effect.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. According to the utility model, the base, the first hydraulic cylinder, the second hydraulic cylinder, the first die, the sliding table, the second module, the sliding rod, the forming groove, the spring, the clamping block, the sliding groove and the ejector pin structure are arranged, when the die is removed, the second hydraulic cylinder is started to drive the sliding table to move, so that the fixed column can be driven to push the ejector pin, the spring is fixedly arranged in the fixed column, when the fixed column is contacted with the ejector pin, the ejector pin can squeeze the clamping block and the spring, and therefore, the ejector pin can effectively reduce the damage of the ejector pin to a formed part at the position with different product hardness while using corresponding thrust, thereby increasing the yield of the die, and the limiting block slides in the sliding groove by arranging the sliding groove and the limiting block structure, so that the ejector pin can be limited, and the ejector pin is prevented from falling off.

2. According to the utility model, the water guide pipe, the water pump and the water tank structure are arranged, the water guide pipe passes through the second module, the water pump can pump water in the water tank to the second module, so that injection molding materials in the second module can be cooled down rapidly through water cooling, the rapid molding of a switch product is accelerated, the injection molding efficiency is improved, the two groups of water pumps are respectively responsible for draining and pumping water, and the phenomenon that water flow stays in the water guide pipe for a long time and influences the cooling effect is effectively avoided.

Drawings

Fig. 1 is a schematic diagram of an injection mold for a household appliance switch, which is convenient to demold;

Fig. 2 is a cross-sectional view of an injection mold for a household appliance switch, which is convenient to demold;

Fig. 3 is an enlarged view of a position a in fig. 2 of an injection mold of a household appliance switch, which is convenient to demold;

fig. 4 is an internal schematic diagram of an injection mold for a household appliance switch with convenient demolding;

fig. 5 is a schematic diagram of a water tank of an injection mold for a household appliance switch, which is convenient to demold.

Legend description:

1. A base; 2, a first hydraulic cylinder, 3, a second hydraulic cylinder, 4, a first module, 5, a sliding table, 6, a second module, 7, a sliding rod, 8, a forming groove, 9, a fixed column, 10, a spring, 11, a clamping block, 12, a sliding groove, 13, a thimble, 14, a limiting block, 15, a water guide pipe, 16, a water pump, 17 and a water tank.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Example 1

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a convenient-to-demold household appliance switch injection mold, which comprises a base 1, the surface fixed mounting of base 1 has first pneumatic cylinder 2 and second pneumatic cylinder 3, the output fixed mounting of first pneumatic cylinder 2 has first module 4, the output fixed mounting of second pneumatic cylinder 3 has slide table 5, the surface fixed mounting of base 1 has second module 6, the surface sliding connection of second module 6 has slide bar 7, shaping groove 8 has been seted up on the surface of second module 6, the surface fixed mounting of slide table 5 has fixed column 9, the inside fixed mounting of fixed column 9 has spring 10, the surface fixed mounting of spring 10 has fixture block 11, the inside sliding connection thimble 13 of second module 6, spout 12 has been seted up to the inside of second module 6, the surface fixed mounting of thimble 13 has stopper 14, stopper 14 slides in the inside of spout 12, the limiting block 14 slides in the sliding groove 12 to limit the thimble 13 and prevent the thimble 13 from falling off, when the thimble 13 is needed to be used for ejecting and demolding a molded switch product, the number of the fixed columns 9 is four groups, the four groups of fixed columns 9 are symmetrically distributed on the surface of the sliding table 5, the four groups of fixed columns 9 can effectively jack up all the thimble 13, when the thimble is needed to be demolded, the second hydraulic cylinder 3 is started to drive the sliding table 5 to move, thereby driving the fixed columns 9 to push the thimble 13, the spring 10 is fixedly arranged in the fixed columns 9, when the fixed columns 9 are contacted with the thimble 13, the thimble 13 can squeeze the clamping block 11 and the spring 10, thus effectively reducing the damage to the molded part when the thimble 13 ejects the molded part, increasing the yield of the mold, the clamping block 11 is positioned right behind the thimble 13, after the product is formed, the clamping block 11 needs to drive the thimble 13 to move forwards, the clamping block 11 is positioned right behind the thimble 13 and can accurately push the thimble 13, the formed product is prevented from being damaged, the diameter of the fixing column 9 is equal to that of the sliding groove 12, when the diameter of the fixing column 9 is equal to that of the sliding groove 12, the fixing column 9 can move in the sliding groove 12, so that the thimble 13 can be completely pushed out by the fixing column 9, and the demolding efficiency of a mold is improved.

Example two

Referring to fig. 5, a water guide pipe 15 is fixedly installed on the surface of the second module 6, a water tank 17 is provided in the base 1, a water pump 16 is fixedly installed in the water tank 17, the water guide pipe 15 passes through the second module 6, the water in the water tank can be pumped out by the water pump 16 to the second module 6, so that the injection molding material in the second module 6 can be cooled down rapidly through water cooling, the rapid molding of a switch product is accelerated, the injection molding efficiency is improved, the number of the water pumps 16 is two, the two water pumps 16 are symmetrically distributed in the water tank 17, the two water pumps 16 are respectively responsible for water drainage and water pumping, and the water is effectively prevented from staying in the water guide pipe 15 for a long time, and the cooling effect is affected.

When the injection molding device is used, the first hydraulic cylinder 2 is started firstly, the first module 4 is attached to the second module 6, injection molding is carried out later, the water pump 16 is started after injection molding is completed, the water pump 16 can pump water in the water tank to the second module 6, the injection molding material in the second module 6 can be cooled down rapidly through water cooling, so that the rapid molding of a switch product is accelerated, the injection molding efficiency is improved, the two groups of water pumps 16 are respectively responsible for draining and pumping water, the water flow is effectively prevented from staying in the water guide pipe 15 for a long time, the cooling effect is influenced, after injection molding is completed, the second hydraulic cylinder 3 is started to drive the sliding table 5 to move, so that the fixed column 9 can be driven to push the ejector pins 13, the limiting block 14 can slide in the sliding groove 12, the ejector pins 13 can be limited, the ejector pins 13 are prevented from falling off, the springs 10 are fixedly arranged in the fixed column 9, when the fixed column 9 pushes the ejector pins 13 to contact with a product, the clamp block 11 and the springs 10 can be extruded, the ejector pins 13 can be realized at different positions of the product hardness, the corresponding positions are effectively reduced, and the molding rate of the ejector pins 13 is also effectively reduced, and the molding rate of the ejector pins is increased.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (7)

1. The utility model provides a household electrical appliances switch injection mold convenient for drawing of patterns, includes base (1), its characterized in that, the fixed surface of base (1) installs first pneumatic cylinder (2) and second pneumatic cylinder (3), the output fixed mounting of first pneumatic cylinder (2) has first module (4), the output fixed mounting of second pneumatic cylinder (3) has sliding table (5), the fixed surface of base (1) installs second module (6), the surface sliding connection of second module (6) has slide bar (7), shaping groove (8) have been seted up on the surface of second module (6), the fixed surface of sliding table (5) installs fixed column (9), the inside fixed mounting of fixed column (9) has spring (10), the fixed surface of spring (10) installs fixture block (11), the inside sliding connection (13) of second module (6).

2. The injection mold for the household appliance switch with convenient demolding according to claim 1, wherein a chute (12) is formed in the second module (6), a limiting block (14) is fixedly arranged on the surface of the ejector pin (13), and the limiting block (14) slides in the chute (12).

3. The injection mold for the household appliance switch with convenient demolding according to claim 1, wherein the number of the fixing columns (9) is four, and the four groups of the fixing columns (9) are symmetrically distributed on the surface of the sliding table (5).

4. The injection mold for household electrical appliance switch with convenient demolding as claimed in claim 1, wherein the clamping block (11) is positioned right behind the ejector pin (13).

5. The injection mold for the household appliance switch convenient to demolding according to claim 1, wherein the diameter of the fixing column (9) is equal to the diameter of the chute (12).

6. The injection mold for the household appliance switch with convenient demolding according to claim 1, wherein a water guide pipe (15) is fixedly arranged on the surface of the second module (6), a water tank (17) is arranged in the base (1), and a water pump (16) is fixedly arranged in the water tank (17).

7. The injection mold for household appliance switch convenient to demolding as claimed in claim 6, wherein the number of the water pumps (16) is two, and the two water pumps (16) are symmetrically distributed in the water tank (17).