CN218111579U

CN218111579U - Slide linkage core-pulling structure

Info

Publication number: CN218111579U
Application number: CN202221669489.8U
Authority: CN
Inventors: 李道文
Original assignee: Zhuhai Seikawa Products Co ltd
Current assignee: Zhuhai Seikawa Products Co ltd
Priority date: 2022-07-01
Filing date: 2022-07-01
Publication date: 2022-12-23
Anticipated expiration: 2032-07-01

Abstract

The utility model aims at providing a slide linkage structure of loosing core of drawing of patterns action can be accomplished in linkage through an action to efficient, with low costs down. The utility model discloses an active seat (1), the outer cover body (2) and linkage piece (4), be provided with the drive mechanism on active seat (1), linkage piece (4) adaptation linkage sets up the end of drive mechanism (1), outer cover body (2) adaptation sets up on active seat (1), the drive mechanism and linkage piece (4) adaptation activity respectively sets up in outer cover body (2). The utility model is suitable for an injection mold field.

Description

Slide linkage core-pulling structure

Technical Field

The utility model relates to a slide linkage structure of loosing core.

Background

A plastic mold is a tool which is matched with a plastic molding machine in the plastic processing industry and gives a complete configuration and accurate dimension to a plastic product. The plastic injection mold is the most common molding mold used in the production of thermoplastic plastic parts, the corresponding processing equipment of the plastic injection mold is a plastic injection molding machine, the plastic is heated and melted in a heating material cylinder at the bottom of the injection machine, then enters a mold cavity through a nozzle of the injection machine and a pouring system of the mold under the pushing of a screw rod or a plunger of the injection machine, the plastic is cooled, hardened and molded, and the product is obtained after demolding.

In the existing injection mold, for some injection products with complex modeling, such as material products with different types of inverted buckles, when inverted buckles are subjected to core pulling, core pulling and demolding can be completed only by separating a plurality of mold structure combinations, for example, the opening direction of the different types of inverted buckles is perpendicular to the demolding direction of a main mold, so that a core forming mold assembly with inverted buckles can be designed only additionally, the mold assembly and the main mold are installed in sequence, in the demolding process, the main mold needs to be taken off first, and then the core forming mold needs to be taken off, the process is complicated, the overall production efficiency is reduced, and meanwhile, the overall production cost is increased by a plurality of mold assemblies. Therefore, it is necessary to design a linkage core-pulling structure which is convenient to mount and detach for the opposite reverse buckle.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome prior art not enough, provide an efficient, with low costs down can accomplish the slide linkage structure of loosing core of drawing of patterns action of loosing core through an action.

The utility model adopts the technical proposal that: the utility model discloses an initiative seat, the outer cover body and linkage piece, be provided with drive mechanism on the initiative seat, linkage piece adaptation linkage sets up drive mechanism's end, outer cover body adaptation sets up on the initiative seat, drive mechanism and linkage piece adaptation activity setting respectively is in the outer cover is internal.

The active mechanism includes active block and slide rail piece, the fixed setting of active block adaptation is in on the active seat, slide rail piece fixed connection be in the end of active block, a side of slide rail piece is the inclined plane, the adaptation is provided with the slide rail groove on the inclined plane, the bottom of linkage block be provided with the slider of slide rail groove looks adaptation, the slider adaptation slides and sets up the slide rail inslot, the top of linkage block is provided with product back-off core position piece.

The device comprises an outer cover body and an active seat, wherein the active seat is provided with a pulling rod in a matching and inclined insertion mode, the active block is sleeved on the pulling rod in a matching and matched mode, the active block is connected to the active seat through the pulling rod in a fixed mode, and the upper end face of the outer cover body is provided with a yielding groove matched with the pulling rod.

The two side surfaces of the driving block are respectively and correspondingly provided with a limiting rod, the two side surfaces of the outer cover body are respectively and correspondingly provided with a limiting groove matched with the limiting rod, and the limiting rod is inserted in the limiting groove in a matched mode.

The outer cover body includes the front shroud body and the back cover body, the bottom of the front shroud body is fixed to be set up on the initiative seat, the groove of stepping down sets up the top of the front shroud body, two the spacing groove is established separately on the both sides face of the front shroud body.

The internal respectively of rear cover be provided with the slide rail piece of slide rail piece looks adaptation place the position and with the linkage piece of linkage piece looks adaptation places the position, the slide rail piece place the position with the linkage piece is placed the position and is linked together, still be provided with on the side of the rear cover with the linkage piece is placed the corresponding linkage piece of position and is imported and exported, the end of the rear cover body is provided with the product back-off position of moulding plastics, the product back-off position of moulding plastics with the linkage piece is placed the position and is linked together and with product back-off core position piece is corresponding.

Has the advantages that: in the utility model, the linkage block is arranged on the inclined plane of the slide rail block in a sliding way, when the active block is pulled, the slide rail block moves along with the active block, and the linkage block moves back along the fast inclined plane of the track in the process, so that the core pulling action of the product back-off core block is completed; along with the moving stroke of the driving block, the limiting rod blocks the groove wall of the limiting groove, so that the outer cover body is driven to move together, core-pulling and demolding are completed at last, only one pulling action is needed in the whole process, the editing is simple, the core-pulling and demolding efficiency is effectively improved, and meanwhile, the cost of a multi-line-position mold structure is saved.

Drawings

FIG. 1 is a perspective view of the whole structure of the left front upper visual direction of the present invention;

fig. 2 is a perspective view of the whole structure of the right front lower visual direction of the present invention;

FIG. 3 is a perspective view of the overall structure of the right front upper visual direction of the outer cover of the present invention;

FIG. 4 is a perspective view of the overall structure of the left front lower visual direction of the outer cover of the present invention;

fig. 5 is a schematic view of the overall fit of the active seat, the active block, the slide rail block and the linkage block of the present invention;

fig. 6 is a schematic diagram of the overall cooperation of the middle slide rail block, the linkage block and the product reverse buckle of the present invention.

Detailed Description

As shown in fig. 1 and fig. 2, the utility model discloses an initiative seat 1, the outer cover body 2 and linkage block 4, be provided with drive mechanism on the initiative seat 1, the linkage of 4 adaptations of linkage block sets up drive mechanism 1's end, the outer cover body 2 adaptations sets up on the initiative seat 1, drive mechanism and linkage block 4 adaptation activity respectively sets up in the outer cover body 2.

The active mechanism includes active block 31 and slide rail piece 32, active block 31 adaptation is fixed to be set up on the active seat 1, slide rail piece 32 fixed connection be in active block 31's end, slide rail piece 32 side is the inclined plane, the adaptation is provided with slide rail groove 321 on the inclined plane, the bottom of linkage block 4 be provided with the slider 41 of slide rail groove 321 looks adaptation, the sliding setting of slider 41 adaptation is in the slide rail groove 321, the top of linkage block 4 is provided with product back-off core position piece 42. In this embodiment, the slide rail block 32 is a wedge-shaped block with only one inclined side surface, the slide rail groove 321 is a T-shaped groove, and the slide block 41 is a T-shaped slide block.

The adaptation is inserted to one side and is provided with pulling rod 11 on the initiative seat 1, initiative piece 31 adaptation cover is established on the pulling rod 11, initiative piece 31 passes through the fixed setting of pulling rod 11 is connected on the initiative seat 1, be provided with on the up end of the dustcoat body 2 with the groove 21 of stepping down of 11 looks adaptations of pulling rod.

Two side surfaces of the active block 31 are correspondingly provided with limit rods 311, two side surfaces of the outer cover body 2 are correspondingly provided with limit grooves 22 matched with the limit rods 311, and the limit rods 311 are inserted in the limit grooves 22 in a matched mode.

The outer cover body 2 includes the front cover body 23 and the back cover body 24, the bottom of the front cover body 23 is fixed to be set up on the initiative seat 1, the groove of stepping down 21 sets up the top of the front cover body 23, two spacing groove 22 is established separately on the both sides face of the front cover body 23.

The rear cover body 24 is internally provided with a slide rail block placing position 241 matched with the slide rail block 32 and a linkage block placing position 242 matched with the linkage block 4 respectively, the slide rail block placing position 241 is communicated with the linkage block placing position 242, a linkage block inlet and outlet 243 corresponding to the linkage block placing position 242 is further arranged on the side face of the rear cover body 24, the tail end of the rear cover body 24 is provided with a product reverse-buckling injection molding position 244, and the product reverse-buckling injection molding position 244 is communicated with the linkage block placing position 242 and corresponds to the product reverse-buckling core position 42.

A product inverted-buckle arm preset groove 245 is formed in the tail end of the rear cover body 24, and the product inverted-buckle arm preset groove 245 is communicated with the product inverted-buckle injection molding position 244.

The driving seat 1 is arranged at the side end of an external main mold, the upper end and the tail end of the outer cover body 2 are respectively in close contact with the external main mold, and a pouring molding cavity position of the product reversing arm is formed among the product reversing arm presetting groove 245, the product reversing injection molding position 244 and the product reversing core position block 42.

During installation, the linkage block 4 is inserted into the linkage block placement position 242 of the outer cover body 2 through the linkage block inlet/outlet 243, then the pulling rod 11 is pushed forward to drive the sliding rail block 32 to move forward, meanwhile, the sliding rail groove 321 is sleeved on the sliding block 41, the pulling rod 11 is continuously pushed forward, the sliding block 41 relatively moves backward along the inclined plane of the sliding rail groove 321, and then the linkage block 4 is driven to move upward along the length direction of the linkage block to enable the product back-off core position block 42 to be in place, namely, the product back-off arm pre-setting groove 245, the product back-off injection molding position 244, the product back-off core position block 42 and an external main mold form an injection molding cavity position of a product back-off arm.

During the drawing of patterns of loosing core, stir backward the pulling rod 11 drives slide rail piece 32 backward moves, the backward movement in-process slider 41 is followed the inclined plane of slide rail groove 321 relatively moves forward, and then drives linkage block 4 moves down along its length direction, makes product back-off core piece 42 leaves product back-off 6, accomplishes the action of loosing core, continues to stir backward the pulling rod 11 is up to gag lever post 311 blocks the cell wall of gag lever post 22, and then drives the whole backward movement of rear shroud body 2 accomplishes the drawing of patterns at last.

The utility model is suitable for an injection mold field.

Claims

1. The utility model provides a line position linkage structure of loosing core which characterized in that: including initiative seat (1), the outer cover body (2) and linkage piece (4), be provided with drive mechanism on initiative seat (1), linkage piece (4) adaptation linkage sets up drive mechanism's end, the outer cover body (2) adaptation sets up on initiative seat (1), drive mechanism and linkage piece (4) adaptation activity respectively sets up in the outer cover body (2).

2. The slide linkage core pulling structure according to claim 1, characterized in that: the active mechanism comprises an active block (31) and a sliding rail block (32), wherein the active block (31) is fixedly arranged in an adaptive mode on the active seat (1), the sliding rail block (32) is fixedly connected to the tail end of the active block (31), one side face of the sliding rail block (32) is an inclined plane, a sliding rail groove (321) is formed in the inclined plane in an adaptive mode, the bottom end of the linkage block (4) is provided with a sliding block (41) matched with the sliding rail groove (321), the sliding block (41) is arranged in the sliding rail groove (321) in an adaptive mode in a sliding mode, and a product back-off core position block (42) is arranged on the top end of the linkage block (4).

3. The slide linkage core pulling structure according to claim 2, characterized in that: the movable type automatic pulling device is characterized in that a pulling rod (11) is obliquely inserted into the matching part of the movable type base (1), a matching sleeve of a driving block (31) is arranged on the pulling rod (11), the driving block (31) is connected to the driving base (1) through the fixed arrangement of the pulling rod (11), and a yielding groove (21) matched with the pulling rod (11) is formed in the upper end face of the outer cover body (2).

4. The slide linkage core pulling structure according to claim 3, characterized in that: limiting rods (311) are correspondingly arranged on two side faces of the driving block (31) respectively, limiting grooves (22) matched with the limiting rods (311) are correspondingly arranged on two side faces of the outer cover body (2) respectively, and the limiting rods (311) are inserted into the limiting grooves (22) in a matched mode.

5. The slide linkage core pulling structure according to claim 4, characterized in that: the outer cover body (2) includes the front cover body (23) and the back cover body (24), the bottom of the front cover body (23) is fixed to be set up on the initiative seat (1), the groove of stepping down (21) sets up the top of the front cover body (23), two spacing groove (22) are divided and are established on the both sides face of the front cover body (23).

6. The slide linkage core pulling structure according to claim 5, characterized in that: the rear cover body (24) is internally provided with a sliding rail block placing position (241) matched with the sliding rail block (32) and a linkage block placing position (242) matched with the linkage block (4) respectively, the sliding rail block placing position (241) is communicated with the linkage block placing position (242), the side face of the rear cover body (24) is further provided with a linkage block inlet and outlet (243) corresponding to the linkage block placing position (242), the tail end of the rear cover body (24) is provided with a product inverted-buckling injection molding position (244), and the product inverted-buckling injection molding position (244) is communicated with the linkage block placing position (242) and corresponds to the product inverted-buckling core position (42).