CN216708201U - Automobile tail lamp backplate double-colored injection mold sliding block mould internal rotation forming mechanism - Google Patents

Abstract

The utility model belongs to the technical field of molds, and particularly relates to an internal rotation forming mechanism of a sliding block mold of a double-color injection mold for an automobile tail lamp protective plate. The utility model comprises an injection upper die, wherein a fixed side guard plate seat is arranged below the injection upper die. In the injection molding process, the guard plate molding insert and the in-mold rotation molding assembly are closely matched to form a complete cavity, molten materials are injected into the cavity through the injection upper mold for injection molding, after the injection molding is completed, the mold is opened, so that the connecting bottom platform and the in-mold rotation molding assembly are separated from the fixed side guard plate seat, the in-mold rotation molding assembly is rotated at the moment, the molded plastic part is rotated to a demolding personnel position, the worker can conveniently demold the plastic part, the demolding is simple and convenient, the plastic part is prevented from being adhered to the fixed side guard plate seat, the demolding efficiency is improved, the bottom positioning piece plays a positioning role in the connecting bottom platform, the in-mold rotation molding assembly is prevented from driving the connecting bottom platform 4 to shake in the rotation process, and the stability is high.

Description

Automobile tail lamp backplate double-colored injection mold sliding block mould internal rotation forming mechanism

Technical Field

The utility model belongs to the technical field of molds, and relates to an internal rotation forming mechanism of a slide block mold of a double-color injection mold for an automobile tail lamp protective plate.

Background

The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, and the injection molding is a processing method used for batch production of parts with complex shapes, in particular to a method for injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure and obtaining a formed product after cooling and solidification. After the completion of moulding plastics, when moulding plastics the piece after the shaping and carrying out the drawing of patterns, the drawing of patterns position is difficult to freely control, and the drawing of patterns is comparatively troublesome, and moulds the piece and take place the adhesion with the mould easily, and efficiency is lower.

In order to overcome the defects of the prior art, people continuously explore and propose various solutions, for example, a chinese patent discloses an injection mold for an automobile tail lamp [ application number: 202021489512.6], the on-line screen storage device comprises a base, supporting legs are fixed to the bottom of the base, a lower die is connected to the top of the base, screws are connected to two sides of the top of the lower die, the injection mold for the automobile tail lamp is provided with a condensation pipe and a cooling pipe, the cooling pipe is arranged on two sides of the inner portion of the lower die, the condensation pipe extending to two sides of the lower die is sleeved on the outer surface of the cooling pipe, a user adjusts and fixes the upper die through a rotating bolt, then the raw materials are added into the injection mold through a feed inlet to be injected, the user enters the cooling pipe through the condensation pipe when using, so that the mold inside the lower die is cooled through the cooling pipe and the condensation pipe, the use process of the injection mold for the automobile tail lamp is avoided, the mold can be separated from the injection mold for a long time, and the practicability of the injection mold for the automobile tail lamp is improved. However, after the injection molding is completed, when the molded plastic part is demolded, the demolding position is still difficult to control freely, the demolding is troublesome, the plastic part is easy to adhere to the mold, and the defect of low efficiency exists.

Disclosure of Invention

The utility model aims to solve the problems and provides an internal rotation forming mechanism of a slide block die of a double-color injection mold for an automobile tail lamp guard plate.

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

the utility model provides a double-colored injection mold sliding block mould internal rotation forming mechanism of car tail lamp backplate, is including the mould of moulding plastics, mould plastics and be equipped with fixed side protection plate seat below the mould, mould plastics and be equipped with backplate shaping mold insert bottom the mould of moulding plastics, fixed side protection plate seat in be equipped with the connection base platform, the connection base platform on be equipped with rotatable rotatory shaping subassembly in the mould, rotatory shaping subassembly in the mould and backplate shaping mold insert's position corresponding, fixed side protection plate seat in be equipped with the bottom setting element, the bottom setting element with be connected the cooperation of base platform looks butt.

In foretell double-colored injection mold sliding block mould internal rotation forming mechanism of car tail lamp backplate, the interior rotational moulding subassembly including set up the interior rotational moulding bottom block on connecting the sill, the position of interior rotational moulding bottom block and backplate shaping mold insert corresponding, interior rotational moulding bottom block bottom be equipped with and rotate the locating part, rotation locating part with connect the sill looks sliding fit.

In foretell double-colored injection mold sliding block mould internal rotation forming mechanism of car tail lamp backplate, rotation locating part including set up in a plurality of rotation gag lever posts of in-mold rotational moulding bottom block bottom, a plurality of rotation gag lever posts set up along in-mold rotational moulding bottom block central line symmetry, the connection base frame in be equipped with a plurality of spacing spiral grooves of connecting the base frame central line symmetry along, the rotation gag lever post extend let in to spacing spiral groove in and rotate gag lever post and spacing spiral groove looks sliding fit.

In the rotary forming mechanism in the sliding block die of the double-color injection mold for the automobile tail lamp protective plate, the center of the rotary forming bottom block in the mold is connected with the rotating rod, the bottom of the connecting bottom table is provided with a rotating rod driving piece, and the rotating rod driving piece is in rotary fit with the center of the connecting rotating rod.

In the internal rotation forming mechanism of the sliding block die of the double-color injection mold for the automobile tail lamp protective plate, the bottom of the connecting base platform is provided with a driving installation seat, a rack capable of reciprocating along a straight line is arranged in the driving installation seat, a gear is arranged on the central connecting rotating rod, and the rack is meshed with the gear.

In the rotary forming mechanism in the sliding block die of the double-color injection mold for the automobile tail lamp protective plate, the rack is provided with a rack connecting block, and the rack connecting block is in sliding fit with the connecting bottom platform.

In the internal rotation forming mechanism of the sliding block die of the double-color injection mold for the automobile tail lamp protective plate, a plurality of cooling water channels are arranged in the internal rotation forming bottom block of the mold, and the cooling water channels correspond to the positions of the connecting bottom table.

In the above internal rotation forming mechanism of the slide block die of the double-color injection mold for the automobile tail lamp guard plate, the guard plate forming insert comprises a guard plate forming insert arranged at the bottom of an injection upper die, and the guard plate forming insert corresponds to the internal rotation forming bottom block in position and is matched with the internal rotation forming bottom block in shape.

In foretell double-colored injection mold sliding block mould internal rotation forming mechanism of car tail lamp backplate, the bottom setting element including set up left side location bottom plate and the right side location bottom plate in fixed side backplate seat, left side location bottom plate and right side location bottom plate respectively with fixed side backplate seat looks butt cooperation.

In the rotating forming mechanism in the sliding block die of the double-color injection mold for the automobile tail lamp protective plate, the top of the injection upper die is provided with an injection cavity groove, and the injection cavity groove corresponds to the position of the protective plate forming insert.

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

1. in the injection molding process, an injection molding upper die and a fixed side guard plate seat are close to each other, so that a guard plate molding insert and an in-die rotation molding assembly are in close fit to form a complete cavity, molten materials are injected into the cavity through the injection molding upper die for injection molding, after the injection molding is completed, the mold is opened, a connecting base and the in-die rotation molding assembly are separated from the fixed side guard plate seat, the in-die rotation molding assembly is rotated at the moment, the molded plastic part is rotated to a demolding personnel position, the demolding of the plastic part is facilitated for the workers, the demolding is simple and convenient, the adhesion of the plastic part and the fixed side guard plate seat is avoided, the demolding efficiency is improved, a bottom positioning piece plays a positioning role in the connecting base, the connecting base 4 is prevented from being driven to shake in the rotation process by the in-die rotation molding assembly, and the stability is high.

2. In the rotation process of the in-mold rotation forming bottom block, the rotation limiting rod is in sliding fit with the limiting rotary groove, so that the rotation angle of the in-mold rotation forming bottom block is limited, the in-mold rotation forming bottom block is prevented from being subjected to angle deviation in the rotation process, and the rotation precision is high.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a partial structural schematic diagram of the present invention.

Fig. 3 is a partial structural view in another aspect of the present invention.

Fig. 4 is a partial structural view in another aspect of the present invention.

In the figure: the injection molding device comprises an injection molding upper die 1, a fixed side guard plate seat 2, a guard plate molding insert 3, a connecting base table 4, an in-die rotary molding assembly 5, a bottom positioning part 6, an in-die rotary molding bottom block 66, a rotary limiting part 7, a rotary limiting rod 8, a limiting rotary groove 9, a central connecting rotary rod 10, a rotary rod driving part 11, a driving installation seat 12, a rack 13, a gear 14, a rack connecting block 15, a cooling water channel 16, a guard plate molding insert 17, a left side positioning bottom plate 18, a right side positioning bottom plate 19 and an injection molding cavity groove 20.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

As shown in fig. 1-4, a double-colored injection mold slider mould internal rotation forming mechanism of car tail lamp backplate, including mould 1 on moulding plastics, mould 1 below on moulding plastics be equipped with fixed side backplate seat 2, mould 1 bottom on moulding plastics be equipped with backplate shaping mold insert 3, fixed side backplate seat 2 in be equipped with and connect bottom platform 4, connection bottom platform 4 on be equipped with rotatable rotatory shaping subassembly 5 in the mould, rotatory shaping subassembly 5 in the mould corresponding with backplate shaping mold insert 3's position, fixed side backplate seat 2 in be equipped with bottom setting element 6, bottom setting element 6 with connect bottom platform 4 looks butt cooperation.

In this embodiment, in the injection molding process, mould 1 and fixed side backplate seat 2 are close to each other to mould plastics, make backplate shaping mold insert 3 and the cooperation of hugging closely mutually of interior rotatory moulding subassembly 5 of mould, form complete die cavity, the melting material pours into the die cavity through mould 1 of moulding plastics, mould plastics, the back is accomplished to moulding plastics, the die sinking, make connection base 4 and interior rotatory moulding subassembly 5 of mould and fixed side backplate seat 2 separation, rotate interior rotatory moulding subassembly 5 of mould this moment, the plastic part after will forming rotates to drawing of patterns personnel department, make things convenient for the staff to carry out the drawing of patterns to the plastic part, the drawing of patterns is simple and convenient, avoid plastic part and fixed side backplate seat 2 to take place the adhesion, the efficiency of the drawing of patterns has been improved, bottom setting element 6 plays the positioning action to connecting base 4, avoid interior rotatory moulding subassembly 5 of mould to drive connecting base 4 and rock at the rotation in-process, stability is stronger.

Referring to fig. 1-4, the in-mold rotation forming assembly 5 includes an in-mold rotation forming bottom block 66 disposed on the connecting bottom table 4, the in-mold rotation forming bottom block 66 corresponds to the position of the fender forming insert 3, a rotation limiting member 7 is disposed at the bottom of the in-mold rotation forming bottom block 66, and the rotation limiting member 7 is in sliding fit with the connecting bottom table 4.

Specifically speaking, in the injection molding process, cooperation is hugged closely mutually with backplate shaping mold insert 3 to rotatory shaping bottom block 66 in the mould, form complete die cavity, the back is accomplished in the moulding plastics, the die sinking, make connection base 4 and rotatory shaping bottom block 66 and the separation of fixed side backplate seat 2 in the mould, rotate rotatory shaping bottom block 66 in the mould this moment, the plastic part after will forming rotates to drawing of patterns personnel department, make things convenient for the staff to carry out the drawing of patterns to the plastic part, the drawing of patterns is simple and convenient, avoid plastic part and fixed side backplate seat 2 to take place the adhesion, the efficiency of the drawing of patterns has been improved, rotation locating part 7 plays limiting displacement to the turned angle of rotatory shaping bottom block 66 in the mould, avoid rotatory shaping bottom block 66 in the mould to take place the angular migration in the rotation process, the precision is higher.

Combine fig. 3, fig. 4 to show, rotation locating part 7 including set up in a plurality of rotation gag lever posts 8 of intramode rotational moulding bottom block 66 bottom, a plurality of rotation gag lever posts 8 set up along intramode rotational moulding bottom block 66 central line symmetry, connection base 4 in be equipped with a plurality of spacing spiral grooves 9 of connecting base 4 central line symmetry, rotation gag lever post 8 extend and let in to spacing spiral groove 9 in and rotate gag lever post 8 and spacing spiral groove 9 looks sliding fit.

In this embodiment, at the interior rotational moulding bottom block 66 rotation in-process of mould, through rotating the sliding fit between gag lever post 8 and the spacing spiral groove 9, the turned angle of the interior rotational moulding bottom block 66 of mould plays limiting displacement, avoids the interior rotational moulding bottom block 66 of mould to take place the angular migration at the rotation in-process, and the rotational accuracy is higher.

The intramode rotary forming bottom block 66 is provided with a center connecting rotating rod 10, the bottom of the connecting bottom platform 4 is provided with a rotating rod driving part 11, and the rotating rod driving part 11 is in running fit with the center connecting rotating rod 10.

In this embodiment, when needing to rotate the in-mold rotation forming bottom block 66, start the rotating rod driving part 11, drive the center through the rotating rod driving part 11 and connect the rotating rod 10 and rotate the in-mold rotation forming bottom block 66, and degree of automation is higher.

As shown in fig. 4, a driving mounting seat 12 is arranged at the bottom of the connecting base platform 4, a rack 13 capable of reciprocating along a straight line is arranged in the driving mounting seat 12, a gear 14 is arranged on the central connecting rotating rod 10, and the rack 13 is engaged with the gear 14.

In this embodiment, the driving mounting seat 12 is used for mounting the fixed rack 13, when the in-mold rotation forming bottom block 66 needs to be rotated, the rack 13 is moved, and the center connecting rotating rod 10 and the in-mold rotation forming bottom block 66 are driven to rotate through the meshing fit between the rack 13 and the gear 14, so that the degree of automation is high.

The rack 13 is provided with a rack connecting block 15, and the rack connecting block 15 is in sliding fit with the connecting base platform 4.

In this embodiment, the rack connecting block 15 is used to connect the fixed rack 13, so as to drive the rack 13 to move.

The in-mold rotary forming bottom block 66 is internally provided with a plurality of cooling water channels 16, and the cooling water channels 16 correspond to the positions of the connecting bottom table 4.

In this embodiment, after the completion is moulded plastics, let in cooling water to cooling water course 16 in, cool off the piece of moulding, cooling efficiency is higher.

Referring to fig. 1, the apron molding insert 3 includes an apron molding insert 17 disposed at the bottom of the upper injection mold 1, and the apron molding insert 17 corresponds to the in-mold rotation molding bottom block 66 in position and has a shape suitable for fitting.

In this embodiment, in the injection molding process, the guard plate forming insert 17 is tightly fitted with the in-mold rotational forming bottom block 66 to form a complete cavity.

Referring to fig. 1 and 2, the bottom positioning element 6 includes a left positioning bottom plate 18 and a right positioning bottom plate 19 disposed in the fixed side guard plate seat 2, and the left positioning bottom plate 18 and the right positioning bottom plate 19 are respectively in abutting fit with the fixed side guard plate seat 2.

In this embodiment, left side location bottom plate 18 and right side location bottom plate 19 play the positioning action to connecting bottom platform 4, avoid in-mould rotational moulding bottom piece 66 to drive connecting bottom platform 4 and rock at the rotation in-process, and stability is stronger.

Referring to fig. 1, an injection cavity groove 20 is formed in the top of the upper injection mold 1, and the injection cavity groove 20 corresponds to the guard plate forming insert 17.

In this embodiment, during the injection molding process, the molten material is injected into the cavity through the injection cavity groove 20 for injection molding.

The working principle of the utility model is as follows:

in the injection process, the injection upper die 1 and the fixed side guard plate seat 2 are close to each other, so that the guard plate forming insert 17 is closely matched with the in-die rotation forming bottom block 66 to form a complete cavity, molten materials are injected into the cavity through the injection cavity groove 20 for injection molding, injection molding is carried out, the die is opened after the injection molding is finished, the connecting bottom table 4 and the in-die rotation forming bottom block 66 are separated from the fixed side guard plate seat 2, at the moment, the rack 13 is moved, the central connecting rotating rod 10 and the in-die rotation forming bottom block 66 are driven to rotate through the meshing fit between the rack 13 and the gear 14, the automation degree is higher, the molded plastic part is rotated to a demolding personnel, the worker can conveniently demold the plastic part, the demolding is simple and convenient, the adhesion between the plastic part and the fixed side guard plate seat 2 is avoided, the demolding efficiency is improved, the left side positioning bottom plate 18 and the right side positioning bottom plate 19 play a role in positioning for connecting the bottom table 4, the connecting bottom table 4 is prevented from shaking in the rotating process of the in-mold rotary forming bottom block 66, the stability is strong,

in the rotating process of the in-mold rotation forming bottom block 66, the rotation limiting rod 8 and the limiting rotary groove 9 are in sliding fit, the rotating angle of the in-mold rotation forming bottom block 66 is limited, the in-mold rotation forming bottom block 66 is prevented from being subjected to angle deviation in the rotating process, the rotating precision is high,

after the injection molding is finished, cooling water is introduced into the cooling water channel 16 to cool the plastic part, the cooling efficiency is higher,

the rack connecting block 15 is used for connecting the fixed rack 13, so as to drive the rack 13 to move.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit of the utility model.

Although the terms of the injection upper mold 1, the fixed side guard plate seat 2, the guard plate forming insert 3, the connecting bottom table 4, the in-mold rotation forming assembly 5, the bottom positioning element 6, the in-mold rotation forming bottom block 66, the rotation limiting element 7, the rotation limiting rod 8, the limiting rotary groove 9, the central connecting rotary rod 10, the rotary rod driving element 11, the driving installation seat 12, the rack 13, the gear 14, the rack connecting block 15, the cooling water channel 16, the guard plate forming insert 17, the left side positioning bottom plate 18, the right side positioning bottom plate 19, the injection cavity groove 20, etc. are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and they are to be interpreted as any additional limitation which is not in accordance with the spirit of the present invention.

Claims (10)

1. The utility model provides a double-colored injection mold sliding block mould internal rotation forming mechanism of car tail lamp backplate, is including mould (1) in moulding plastics, its characterized in that, mould (1) below be equipped with fixed side backplate seat (2) in moulding plastics, mould (1) bottom of moulding plastics be equipped with backplate shaping mold insert (3), fixed side backplate seat (2) in be equipped with and connect base frame (4), connection base frame (4) on be equipped with rotatable rotatory shaping subassembly (5) in the mould, the position of rotatory shaping subassembly (5) in the mould and backplate shaping mold insert (3) corresponding, fixed side backplate seat (2) in be equipped with bottom setting element (6), bottom setting element (6) with be connected base frame (4) looks butt cooperation.

2. The automobile tail lamp backplate double-color injection mold slide block in-mold rotary forming mechanism according to claim 1, wherein the in-mold rotary forming assembly (5) comprises an in-mold rotary forming bottom block (66) arranged on the connecting bottom table (4), the in-mold rotary forming bottom block (66) corresponds to the position of the backplate forming insert (3), a rotation limiting part (7) is arranged at the bottom of the in-mold rotary forming bottom block (66), and the rotation limiting part (7) is in sliding fit with the connecting bottom table (4).

3. The automobile tail lamp guard plate double-color injection mold slide block in-mold rotation forming mechanism according to claim 2, characterized in that the rotation limiting part (7) comprises a plurality of rotation limiting rods (8) arranged at the bottom of the in-mold rotation forming bottom block (66), the plurality of rotation limiting rods (8) are symmetrically arranged along the central line of the in-mold rotation forming bottom block (66), a plurality of limiting rotary grooves (9) symmetrical along the central line of the connecting bottom block (4) are arranged in the connecting bottom block (4), the rotation limiting rods (8) extend into the limiting rotary grooves (9), and the rotation limiting rods (8) are in sliding fit with the limiting rotary grooves (9).

4. The automobile tail lamp cover double-color injection mold slider in-mold rotary molding mechanism according to claim 3, characterized in that the in-mold rotary molding bottom block (66) is provided with a central connecting rotary rod (10), the bottom of the connecting bottom platform (4) is provided with a rotary rod driving piece (11), and the rotary rod driving piece (11) is in rotary fit with the central connecting rotary rod (10).

5. The automobile tail lamp cover double-color injection mold slide block in-mold rotation molding mechanism according to claim 4, characterized in that a driving installation seat (12) is arranged at the bottom of the connecting base (4), a rack (13) capable of reciprocating along a straight line is arranged in the driving installation seat (12), a gear (14) is arranged on the central connecting rotating rod (10), and the rack (13) is meshed with the gear (14).

6. The automobile tail lamp cover double-color injection mold sliding block in-mold rotation molding mechanism according to claim 5, characterized in that a rack connecting block (15) is arranged on the rack (13), and the rack connecting block (15) is in sliding fit with the connecting base (4).

7. The dual-color injection mold slide in-mold rotary molding mechanism for the automobile tail lamp cover plate according to claim 6, wherein a plurality of cooling water channels (16) are formed in the in-mold rotary molding bottom block (66), and the cooling water channels (16) correspond to the positions of the connecting bottom table (4).

8. The automobile tail lamp cover double-color injection mold slider in-mold rotation molding mechanism according to claim 7, characterized in that the cover forming insert (3) comprises a cover forming insert (17) arranged at the bottom of the upper injection mold (1), and the cover forming insert (17) corresponds to the in-mold rotation molding bottom block (66) in position and is matched in shape.

9. The internal rotation forming mechanism of a slider mold of a double-color injection mold for an automobile tail light guard plate according to claim 8, wherein the bottom positioning member (6) comprises a left positioning bottom plate (18) and a right positioning bottom plate (19) arranged in the fixed side guard plate seat (2), and the left positioning bottom plate (18) and the right positioning bottom plate (19) are respectively in abutting fit with the fixed side guard plate seat (2).

10. The automotive tail light protection plate double-color injection mold sliding block in-mold rotation forming mechanism according to claim 9, characterized in that an injection cavity groove (20) is formed in the top of the upper injection mold (1), and the injection cavity groove (20) corresponds to the protection plate forming insert (17).

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