CN205364438U - A mold core-pulling device with arc-shaped row inserts - Google Patents

Abstract

The utility model discloses a mold core pulling device with an arc-shaped slide insert, comprising a front mold and a rear mold, with a mold core arranged between the front mold and the rear mold, characterized in that: a rotatable arc-shaped slide insert is arranged in the mold core, the arc-shaped slide insert is connected to the front mold through a rotating shaft, a first slide mechanism is arranged on the rear mold, a product position is formed between the first slide mechanism, the outer wall of the arc-shaped slide insert and the outer wall of the rear mold, the first slide mechanism comprises a first slide arranged in a clearance groove of the rear mold, a shovel base capable of pressing the first slide against the arc-shaped slide insert is arranged on the rear mold, and a driving mechanism capable of driving the shovel base to withdraw and driving the arc-shaped slide insert to rotate and demold is arranged between the front mold and the rear mold. The purpose of the utility model is to provide a mold core pulling device with an arc-shaped slide insert, which has a simple structure, is easy to install, can forcibly demold the slide with R-angle glue position and then open the mold, and effectively reduces product damage.

Description

A mold core-pulling device with arc-shaped row inserts

technical field

The utility model relates to a mold core-pulling device with arc-shaped inserts.

Background technique

In the process of mold production, it is sometimes necessary to make R corner rubber parts in the mold. In order to realize the convenient demoulding of this R corner rubber parts, the existing technology generally adopts a more complicated structure, and the row with R corner rubber parts cannot be used. After the strong position is removed, the mold is opened, and the product is easy to stretch. This structure is troublesome to install, has many parts, and the production cost is relatively high.

Therefore, the existing mold core-pulling device with arc-shaped row inserts needs to be further improved.

Utility model content

The purpose of this utility model is to overcome the deficiencies in the prior art, to provide a belt with simple structure, convenient installation, which can forcefully remove the row position with R corner rubber position and then open the mold, effectively reducing the product strain. Mold core pulling device for curved row inserts.

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

A mold core-pulling device with arc-shaped row inserts, including a front mold and a rear mold, a mold core is provided between the front mold and the rear mold, and it is characterized in that: there is a mold core in the mold core A rotatable arc-shaped row insert, the arc-shaped row insert is connected to the front mold through a rotating shaft, a first row mechanism is provided on the rear mold, the first row mechanism, the arc row A product position is formed between the outer wall of the position insert and the outer wall of the rear mold. The first row mechanism includes a first row arranged in the relief groove of the rear mold. The row presses against the shovel base on the arc-shaped row insert, and a driving mechanism that can drive the shovel base to withdraw and drive the arc-shaped row insert to rotate and demould is provided between the front mold and the rear mold.

A mold core-pulling device with arc-shaped row inserts as described above is characterized in that the driving mechanism includes a first gear arranged on the front mold, and a rear mold below the first gear is provided with a There is a horizontal oil cylinder, the shovel base is connected to the cylinder shaft of the horizontal oil cylinder, a first rack is provided on the upper end surface of the shovel base, and the first rack and the first gear are meshed with each other. A second rack is provided in the front mold above, and the second rack is meshed with the first gear, and an arc-shaped tooth groove is arranged on the arc-shaped outer wall of the arc-shaped row insert. A second gear is arranged inside the core, and the second gear meshes with the second rack and the arc-shaped tooth groove respectively.

A mold core-pulling device with an arc-shaped row insert as described above is characterized in that an arc-shaped positioning surface is provided at the upper end of the first row, and an arc-shaped positioning surface is provided between the arc-shaped row insert and the arc-shaped positioning The corresponding position on the surface is provided with an arc-shaped positioning protrusion, and the arc-shaped positioning protrusion is arranged in the arc-shaped positioning surface when the mold is closed.

A mold core-pulling device with arc-shaped row inserts as described above is characterized in that a positioning post is provided on the front mold, and a waist-shaped hole is provided on the second rack. The positioning boss is arranged in the waist hole.

The above-mentioned mold core-pulling device with arc-shaped inserts is characterized in that a pulley is provided on the upper end surface of the second rack, and the pulley movably abuts against the installation position of the front mold.

In summary, the utility model has the beneficial effects relative to the prior art as follows:

The utility model has the advantages of simple structure and convenient installation, and the mold can be opened after the row position with the R corner rubber position is forcibly removed, thereby effectively reducing product strain.

Description of drawings

Fig. 1 is the schematic diagram of the utility model;

detailed description

Below in conjunction with accompanying drawing description and specific embodiment, the utility model is further described:

A mold core-pulling device with arc-shaped row inserts as shown in Figure 1 includes a front mold 1 and a rear mold 2, a mold core 3 is provided between the front mold 1 and the rear mold 2, and The mold core 3 is provided with a rotatable arc-shaped row insert 4, and the arc-shaped row insert 4 is connected to the front mold 1 through a rotating shaft 5, and a first row position is provided on the rear mold 2. Mechanism 6, the product position 7 is formed between the first row mechanism 6, the outer wall of the arc-shaped row insert 4 and the outer wall of the back mold 2, and the first row mechanism 6 includes a spacer provided on the back mold 2 The first row position 9 in the groove 8 is provided with a shovel base 10 on the rear mold 2 that can make the first row position 9 press on the arc-shaped row position insert 4. A drive mechanism 11 that can drive the shovel base 10 to withdraw and drive the arc-shaped row insert 4 to rotate and demould is provided between the molds 2 . The driving mechanism 11 described in the utility model can simultaneously drive the arc-shaped row insert 4 to rotate and forcibly release and make the shovel base 10 withdraw. The structure is simple, the demoulding is convenient, and the product can be effectively prevented from being stretched when the mold is opened.

The drive mechanism 11 in the utility model includes a first gear 12 arranged on the front mold 1, a horizontal oil cylinder 13 is arranged on the rear mold 2 below the first gear 12, and the shovel base 10 is connected in the horizontal direction. On the oil cylinder shaft of the oil cylinder 13, a first rack 14 is provided on the upper end surface of the shovel base 10, and the first rack 14 meshes with the first gear 12, and the front mold 1 above the first gear 12 A second rack 15 is provided inside, and the second rack 15 meshes with the first gear 12, and an arc-shaped tooth groove 16 is arranged on the arc-shaped outer wall of the arc-shaped position insert 4. The mold core 3 is provided with a second gear 17, and the second gear 17 meshes with the second rack 15 and the arc-shaped tooth groove 16 respectively.

In the utility model, an arc-shaped positioning surface 18 is provided on the upper end of the first row position 9, and an arc-shaped positioning bump 19 is arranged on the position corresponding to the arc-shaped row position insert 4 and the arc-shaped positioning surface 18, The arc-shaped positioning projection 19 is arranged in the arc-shaped positioning surface 18 when the mold is closed.

In the present utility model, a positioning post 20 is provided on the front mold 1 , and a waist-shaped hole 21 is provided on the second rack 15 , and the positioning post 20 is arranged in the waist-shaped hole 21 .

In the utility model, a pulley 22 is arranged on the upper end surface of the second rack 15, and the pulley 22 is movable against the installation position of the front mold.

The basic principles and main features of the utility model and the advantages of the utility model have been shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The new model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (5)

1. null1. the die core pulling device with arc slide insert，Include front mould (1) and rear mold (2)，Die (3) it is provided with between described front mould (1) and rear mold (2)，It is characterized in that: in described die (3), be provided with the arc slide insert (4) that can rotate，Described arc slide insert (4) is connected to front mould (1) by rotating shaft (5)，Mould (2) is provided with the first Slide mechanism (6) in the rear，Described first Slide mechanism (6)、Product position (7) is formed between arc slide insert (4) outer wall and rear mold (2) outer wall，Described first Slide mechanism (6) includes the first line position (9) in the slot to make way (8) being arranged on rear mold (2)，Mould (2) is provided with and the first line position (9) can be made to push up the shovel base (10) being pressed in arc slide insert (4) in the rear，It is provided with between described front mould (1) and rear mold (2) and the driving mechanism (11) that shovel base (10) exits and can order about arc slide insert (4) rotating stripping demoulding can be ordered about.
2. null2. a kind of die core pulling device with arc slide insert according to claim 1，It is characterized in that described driving mechanism (11) includes the first gear (12) being arranged on front mould (1)，The rear mold (2) of described first gear (12) lower section is provided with horizontal oil cylinder (13)，Described shovel base (10) is connected on the oil cylinder axle of horizontal oil cylinder (13)，It is provided with the first tooth bar (14) in described shovel base (10) upper surface，Described first tooth bar (14) and the first gear (12) engage each other，It is provided with the second tooth bar (15) in the front mould (1) of described first gear (12) top，Described second tooth bar (15) and the first gear (12) engage each other，The arc outer wall of described arc slide insert (4) is provided with arc teeth groove (16)，The second gear (17) it is provided with in described die (3)，Described second gear (17) is meshed with the second tooth bar (15) and arc teeth groove (16) respectively.
3. 3. a kind of die core pulling device with arc slide insert according to claim 1, it is characterized in that being provided with arc locating surface (18) in described first line position (9) upper end, being provided with arc locating convex block (19) on described arc slide insert (4) position corresponding with arc locating surface (18), during matched moulds, described arc locating convex block (19) is arranged in arc locating surface (18).
4. 4. a kind of die core pulling device with arc slide insert according to claim 2, it is characterized in that being provided with positioning convex column (20) on described front mould (1), being provided with waist-shaped hole (21) on described second tooth bar (15), described positioning convex column (20) is arranged in waist-shaped hole (21).
5. 5. a kind of die core pulling device with arc slide insert according to claim 4, it is characterized in that being provided with pulley (22) in described second tooth bar (15) upper surface, described pulley (22) activity is resisted against on the installation position of front mould.