CN214324006U - Forming die of car silencer shell - Google Patents

Abstract

The utility model discloses a forming die of car silencer shell, including last mould, lower mould and roof and the bottom plate that is located the lower mould below, wherein the first mechanism of loosing core in the lower mould includes first core rod and can press from both sides tight first core rod first tensioning piece, second tensioning piece, first tensioning piece, second tensioning piece are crisscross to be set up and can form a taper hole after both make up, the taper hole is provided with rather than phase-match and mobilizable connecting piece, connecting piece and first core rod fixed connection of loosing, the fixed first slider that is provided with of connecting piece, first slider is provided with the first cylinder that promotes its motion. The utility model provides a forming die of car silencer shell structural design is reasonable, and the setting of the mechanism of loosing core of first mechanism of loosing core and second in the mould can realize the fast operation with the shaping article drawing of patterns rapidly, uses manpower sparingly, improves work efficiency, the quality of steerable whole product of more importantly.

Description

Forming die of car silencer shell

Technical Field

The utility model belongs to the technical field of the mould and specifically relates to a forming die of car silencer shell is related to.

Background

The plastic is a common material in people's life, and the wide range of its application is obvious, and the mould is used for shaping various plastic structures, has played irreplaceable effect, still brings convenience and high efficiency for finished product batch production, reduce cost.

Injection molding is a processing method used in mass production of parts with complex shapes, and particularly relates to a method for obtaining a molded product by injecting a material melted by heating into a mold cavity and cooling and solidifying the material. An injection mold is a tool for producing plastic products and also a tool for giving the plastic products complete structure and precise dimensions. The injection mold generally comprises a movable mold and a fixed mold, wherein the movable mold is mounted on a movable template of the injection molding machine, and the fixed mold is mounted on a fixed template of the injection molding machine. And when the mold is opened, the movable mold is separated from the fixed mold so as to take out the plastic product.

With the continuous improvement of the living standard of people, the car is equipped for every family, and the car becomes a necessary tool for riding instead of walk when going out. The silencer is a necessary product in automobile engine accessories, plays a key role in reducing the noise of the engine and is an essential accessory.

The muffler has the main function of reducing the exhaust noise of the engine, and needs to safely and effectively discharge high-temperature exhaust gas, and the muffler is used as a part of an exhaust pipeline and is required to ensure smooth exhaust, small resistance and enough strength. The muffler for reducing the exhaust noise of an engine has an oval outer shell, and the outer shell of the muffler for automobiles on the market is generally made of plastic and needs to be manufactured by an injection mold. However, the existing automobile muffler shell forming die is complex in structure and inconvenient to operate, and after a finished product is formed, the product is pulled out, which is a technical difficulty to be solved at present.

SUMMERY OF THE UTILITY MODEL

In order to the above situation, the utility model provides a forming die of car silencer shell, this forming die of car silencer shell structural design is reasonable, and the setting of the mechanism of loosing core of first mechanism and second in the mould is loosed the core to can realize injection moulding through their cooperation, can demould the shaping article rapidly, realize the high-speed operation, use manpower sparingly, improve work efficiency, reduce workman's intensity of labour, the quality of steerable whole product of more importantly.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a forming die of car silencer shell, includes mould, lower mould and is located roof and the bottom plate of lower mould below, wherein the lower mould is provided with down mold core, first mechanism of loosing core, second mechanism of loosing core, preceding slider device, back slider device, first mechanism of loosing core includes that first core pulling rod and can press from both sides first retaining member, the second tensioning piece of loosing core, first retaining member, the crisscross setting of second tensioning piece and both can form a taper hole after combining, the taper hole is provided with rather than phase-match and mobilizable connecting piece, connecting piece and first stick fixed connection of loosing core, the connecting piece is fixed to be provided with first slider, first slider is provided with the first cylinder that promotes its motion.

The utility model discloses further preferred scheme: the second core pulling mechanism comprises a second core pulling rod, a second sliding block and a plurality of second air cylinders capable of pushing the second sliding block to move, and the second core pulling rod is fixedly connected with the second sliding block.

The utility model discloses further preferred scheme: the rear sliding block device comprises a fourth sliding block and a third sliding block located above the fourth sliding block, the third sliding block and the fourth sliding block are arranged in a crossed mode, a first guide rod is arranged on the third sliding block, one end of the first guide rod penetrates through the third sliding block, and the other end of the first guide rod is fixedly connected with the upper die.

The utility model discloses further preferred scheme: the front sliding block device comprises a fifth sliding block and a second guide rod penetrating through the fifth sliding block, and the second guide rod is fixedly connected with the upper die.

The utility model discloses further preferred scheme: the upper die is provided with an upper die core and an upper loose core penetrating through the upper die core.

Compared with the prior art, the utility model has the advantages of:

1) the forming die for the automobile silencer shell provided by the utility model has reasonable structural design and is suitable for manufacturing the automobile silencer shell;

2) the utility model provides a forming die cavity of an automobile silencer shell is formed after an upper die core and a lower die core are attached in a forming die of the automobile silencer shell, and molten materials are injected into the forming die cavity through an injection molding machine to form the automobile silencer shell;

3) the utility model provides a setting of preceding slider device, back slider device, first mechanism of loosing core and the mechanism of loosing core of second among the forming die of car silencer shell to can realize injection moulding through their cooperation, can demould rapidly with the shaping article and improve work efficiency, reduce workman's intensity of labour, the quality of steerable whole product of more importantly.

Drawings

The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present invention. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

Fig. 1 is a schematic overall structure diagram of a forming mold for an automobile muffler shell according to the present invention;

FIG. 2 is an exploded view of the upper portion of the forming mold for the automobile muffler shell according to the present invention;

fig. 3 is an exploded view of the lower part of the forming mold of the automobile muffler shell of the present invention;

fig. 4 is a schematic structural diagram of a first core-pulling mechanism of a forming die for an automobile muffler shell according to the present invention;

fig. 5 is a schematic structural view of a rear slider device of a forming mold for an automobile muffler shell according to the present invention;

fig. 6 is a schematic structural diagram of a second core-pulling mechanism of the forming mold for the shell of the automobile muffler of the present invention.

In the figure: the core drawing device comprises an upper die 1, a lower die 2, a top plate 3, a bottom plate 4, an upper die core 5, an upper core drawing 6, a lower die core 7, a first core drawing mechanism 8, a second core drawing mechanism 9, a front slider device 10, a rear slider device 11, a first core drawing rod 12, a first tensioning piece 13, a second tensioning piece 14, a taper hole 15, a connecting piece 16, a first air cylinder 17, a second slider 18, a second core drawing rod 19, a third slider 20, a fourth slider 21, a first guide rod 22, a second guide rod 23, a first slider 24, a second air cylinder 25 and a fifth slider 26.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 1-4: a forming die of an automobile muffler shell comprises an upper die 1, a lower die 2, a top plate 3 and a bottom plate 4, wherein the top plate 3 and the bottom plate are positioned below the lower die 2.

The upper die 1 is provided with an upper die core 5 and an upper loose core 6 penetrating through the upper die core 5.

The lower die 2 is provided with a lower die core 7, a first core pulling mechanism 8, a second core pulling mechanism 9, a front slider device 10 and a rear slider device 11, the first core pulling mechanism 8 comprises a first core pulling rod 12, a first tensioning piece 13 and a second tensioning piece 14 which can clamp the first core pulling rod 12, the first tensioning piece 13 and the second tensioning piece 14 are arranged in a staggered mode and combined to form a taper hole 15, the taper hole 15 is provided with a connecting piece 16 which is matched with the taper hole and movable, the connecting piece 16 is fixedly connected with the first core pulling rod 12, the connecting piece 16 is fixedly provided with a first slider 24, and the first slider 24 is provided with a first air cylinder 17 which pushes the first slider to move.

As shown in fig. 6: the second core pulling mechanism 9 comprises a second core pulling rod 19, a second slide block 18 and a plurality of second air cylinders 25 capable of pushing the second slide block 18 to move, wherein the second core pulling rod 19 is fixedly connected with the second slide block 18.

As shown in fig. 5: the rear sliding block device 11 comprises a fourth sliding block 21 and a third sliding block 20 positioned above the fourth sliding block 21, the third sliding block 20 and the fourth sliding block 21 are arranged in a crossed manner, the third sliding block 20 is provided with a first guide rod 22, one end of the first guide rod 22 penetrates through the third sliding block 20, and the other end of the first guide rod 22 is fixedly connected with the upper die 1.

The utility model discloses in: the front slider device 10 comprises a fifth slider 26 and a second guide rod 23 penetrating through the fifth slider 26, and the second guide rod 23 is fixedly connected with the upper die 1.

Thus, the product can be rapidly demoulded, and the mould opening comprises the following specific steps: the upper die 1 drives the upper die core 5 and the upper core pulling 6 to move upwards together, meanwhile, the first guide rod 22 and the second guide rod 23 move upwards, the front slider device 10 is separated from the silencer, the first guide rod 22 drives the third slider 20 to move outwards, the third slider 20 and the fourth slider 21 are in a separated state at the moment, the fourth slider 21 can be pushed away from the silencer under the action of the cylinder, the first core pulling mechanism 8 and the second core pulling mechanism 9 move simultaneously, and an internal through hole structure can be formed.

In addition, the first tensioning member 13 and the second tensioning member 14 in the first core pulling mechanism 9 adopt a separated mode, so that the forming separation of the end hole and the groove of the silencer is facilitated.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

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 include, for example, a fixed connection, a detachable connection, or an integral connection; 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 above is to the utility model discloses going on the detailed introduction, having used specific individual example to right in this paper the utility model discloses a principle and implementation mode have been elucidated, and the explanation of above embodiment only is used for helping understanding the utility model discloses and core thought. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (5)

1. The utility model provides a forming die of car silencer shell, includes mould, lower mould and is located roof and the bottom plate of lower mould below, its characterized in that: the lower mould is provided with lower mold core, first mechanism of loosing core, the second mechanism of loosing core, preceding slider device, back slider device, first mechanism of loosing core includes first core pulling rod and can press from both sides tight first tensioning piece, the second tensioning piece of loosing core, first tensioning piece, second tensioning piece are crisscross to be set up and can form a taper hole after both make up, the taper hole is provided with rather than phase-match and mobilizable connecting piece, connecting piece and first excellent fixed connection of loosing core, the fixed first slider that is provided with of connecting piece, first slider is provided with the first cylinder that promotes its motion.

2. The forming die of the automobile muffler shell as set forth in claim 1, wherein: the second core pulling mechanism comprises a second core pulling rod, a second sliding block and a plurality of second air cylinders capable of pushing the second sliding block to move, and the second core pulling rod is fixedly connected with the second sliding block.

3. The forming die of the automobile muffler shell as set forth in claim 1, wherein: the rear sliding block device comprises a fourth sliding block and a third sliding block located above the fourth sliding block, the third sliding block and the fourth sliding block are arranged in a crossed mode, a first guide rod is arranged on the third sliding block, one end of the first guide rod penetrates through the third sliding block, and the other end of the first guide rod is fixedly connected with the upper die.

4. The forming die of the automobile muffler shell as set forth in claim 1, wherein: the front sliding block device comprises a fifth sliding block and a second guide rod penetrating through the fifth sliding block, and the second guide rod is fixedly connected with the upper die.

5. The forming die of the automobile muffler shell as set forth in claim 1, wherein: the upper die is provided with an upper die core and an upper loose core penetrating through the upper die core.

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