CN217968225U

CN217968225U - Auxiliary blanking device for die

Info

Publication number: CN217968225U
Application number: CN202222314490.5U
Authority: CN
Inventors: 王立志; 石志刚; 周杨; 李一南
Original assignee: Tieling Tianxing Plastic Rubber Products Co ltd
Current assignee: Tieling Tianxing Plastic Rubber Products Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2022-12-06
Anticipated expiration: 2032-09-01

Abstract

The utility model relates to an injection mold technical field specifically is unloader is assisted to mould, including the cover half, be located the movable mould of cover half top and locate the unloading subassembly between cover half and the movable mould, the cover half top is equipped with the first thrust unit who is suitable for the vertical removal of drive cover half, and the unloading subassembly includes the mounting bracket, the connecting rod and is located the sucking disc frame that mounting bracket below and bottom have pneumatic sucking disc, between mounting bracket and the movable mould, all articulated through an at least connecting rod between mounting bracket and the cover half, installs the second thrust unit who is suitable for the vertical removal of drive sucking disc frame on the mounting bracket. The utility model discloses can make and can go on in step between the mould that opens and shuts of mould and the pneumatic sucking disc horizontal migration, have higher degree of cooperation, solve the mould among the supplementary unloader of current rubber injection mold open and shut and the big problem of the cooperation degree of difficulty is coordinated between the pneumatic sucking disc horizontal migration.

Description

Auxiliary blanking device for die

Technical Field

The utility model relates to an injection mold technical field specifically is supplementary unloader of mould.

Background

The rubber injection mold is a tool for producing rubber products; the rubber injection molding is a processing method used for batch production of certain rubber parts with complex shapes, and particularly, the rubber which is heated and melted is injected into a mold cavity and is cooled and solidified to obtain a formed product, and after the molten raw materials in the rubber injection mold are formed, the formed product needs to be demolded and blanked.

When the auxiliary workpiece demoulding structure for the injection mould is used, a motor drives a screw rod to rotate, the screw rod drives a sliding plate to move, a cylinder drives a transverse plate and a longitudinal plate to move up and down, and a pneumatic sucker is used for sucking the upper surface of a formed part, so that the formed part is automatically demoulded and blanked. However, the workpiece demoulding auxiliary structure for the injection mould adopts different driving structures to respectively control the opening and closing of the mould and the horizontal movement of the pneumatic sucker, and meanwhile, the opening and closing of the mould and the horizontal movement of the pneumatic sucker need higher matching degree, so that the coordination and matching difficulty between the mould and the pneumatic sucker is increased, and the fault rate of the workpiece demoulding auxiliary structure for the injection mould is increased.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an unloader is assisted to mould can make and go on in step between the compound die of opening and shutting of mould and the pneumatic sucking disc horizontal migration, has higher degree of cooperation, has solved the mould among the supplementary unloader of current rubber injection mold and has opened and shut and the big problem of the coordination degree of difficulty between the pneumatic sucking disc horizontal migration.

(II) technical scheme

Can make and go on in step between the compound die that opens and shuts of mould and the pneumatic sucking disc horizontal migration for realizing the aforesaid, have the purpose of higher degree of cooperation, the utility model provides a following technical scheme: unloader is assisted to mould, include the cover half, be located the movable mould of cover half top and locate unloading subassembly between cover half and the movable mould, the cover half top is equipped with and is suitable for the drive the vertical first thrust unit who removes of cover half, the unloading subassembly includes mounting bracket, connecting rod and is located mounting bracket below and bottom have the sucking disc frame of pneumatic suction cup, the mounting bracket with between the movable mould the mounting bracket with all through at least one between the cover half the connecting rod is articulated, install on the mounting bracket and be suitable for the drive the second thrust unit of the vertical removal of sucking disc frame.

Optionally, four connecting rods are arranged, each two connecting rods are divided into a group, and the two groups of connecting rods are hinged to two ends of the mounting frame respectively.

Optionally, the pneumatic suction cup is connected with an external vacuum device through a connecting pipe.

Optionally, the fixed die further comprises a bracket and a collecting box, the fixed die is mounted on the bracket, and the collecting box is placed on one side of the bracket.

Optionally, the number of the pneumatic suction cups is four, the suction cup frame is of an i-shaped structure, and the four pneumatic suction cups are respectively installed at four end parts of the suction cup frame.

Optionally, a cavity is arranged at the top of the fixed die, and an injection hole corresponding to the cavity is formed in the top of the movable die.

Optionally, the first pushing device is a hydraulic cylinder, an air cylinder or an electric push rod, and the second pushing device is a hydraulic cylinder, an air cylinder or an electric push rod.

(III) advantageous effects

Compared with the prior art, the utility model provides an unloader is assisted to mould possesses following beneficial effect:

1. the utility model is provided with a mounting frame hinged with a connecting rod between the fixed die and the movable die; the pneumatic sucker for sucking the formed part is arranged on the mounting frame, and the horizontal position of the pneumatic sucker can be changed along with the opening and closing processes of the upper die and the lower die under the pushing action of the connecting rod, so that the formed part sucked by the pneumatic sucker can be smoothly demoulded and discharged from the cavity of the movable die, the opening and closing of the die and the horizontal movement of the pneumatic sucker can be synchronously performed, and the pneumatic sucker has high matching degree;

2. the utility model is provided with the bracket and the collecting box, the collecting box can collect the formed part falling from the pneumatic sucker, and the formed part can be conveniently collected;

3. the utility model discloses a sucking disc frame bottom at the I shape sets up four pneumatic sucking discs, and four pneumatic sucking discs can evenly apply the pulling force to the formed part, prevent to damage the formed part.

Drawings

FIG. 1 is a schematic view of the structure of the utility model in the mold-open state;

FIG. 2 is a schematic view of the structure of the film-closing state of the present invention;

fig. 3 is a schematic view of the mounting structure of the mounting bracket, the second pushing device, the suction cup holder and the pneumatic suction cup of the present invention.

In the figure: 1. fixing a mold; 2. moving the mold; 20. an injection hole; 3. a blanking assembly; 30. a mounting frame; 31. a connecting rod; 32. a second pushing device; 33. a suction cup holder; 34. a pneumatic suction cup; 4. a support; 5. a collection box; 6. a first pushing device.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): referring to fig. 1 to fig. 3, an embodiment of the present invention provides a technical solution: the auxiliary blanking device for the die comprises a fixed die 1, a movable die 2 positioned above the fixed die 1 and a blanking assembly 3 arranged between the fixed die 1 and the movable die 2, wherein a first pushing device 6 suitable for driving the fixed die 1 to vertically move is arranged above the fixed die 1, the blanking assembly 3 comprises an installation frame 30, a connecting rod 31 and a sucker frame 33 which is positioned below the installation frame 30 and provided with a pneumatic sucker 34 at the bottom, the pneumatic sucker 34 is connected with external vacuum equipment through a connecting pipe, the installation frame 30 is hinged with the movable die 2 and the installation frame 30 are hinged with the fixed die 1 through at least one connecting rod 31, a second pushing device 32 suitable for driving the sucker frame 33 to vertically move is arranged on the installation frame 30, the first pushing device 6 is a hydraulic cylinder, an air cylinder or an electric push rod, the second pushing device 32 is a hydraulic cylinder, an air cylinder or an electric push rod, in the implementation process of the scheme, under the pushing action of the connecting rod 31, the mounting frame 30, the suction cup frame 33 and the pneumatic suction cup 34, the horizontal position of the pneumatic suction cup can change along with the opening and closing processes of the upper die and the lower die, namely the pneumatic suction cup 34 can change along with the vertical movement of the movable die 2, specifically, after the die is opened, the pneumatic suction cup 34 is positioned right above the fixed die 1, at the moment, the second pushing device 32 can push the pneumatic sucker 34 to move downwards, and move upwards to reset after adsorbing the formed part in the movable die 2, and during die assembly, the mounting frame 30, the suction cup frame 33 and the pneumatic suction cup 34 are moved to one side of the mold by the push of the connecting rod 31, thereby moving the molded part out of the space between the movable mold 2 and the fixed mold 1, enabling the molded part adsorbed by the pneumatic suction cup 34 to be smoothly demoulded and blanked from the cavity of the movable mold 2, therefore, the synchronism between the opening and closing of the mold and the horizontal movement of the pneumatic suction cup 34 is greatly ensured, and the failure rate of the auxiliary blanking device of the rubber injection mold is reduced.

On the basis of above-mentioned embodiment, connecting rod 31 is provided with four in this embodiment, and two liang divide into a set ofly, and two sets of connecting rods 31 articulate respectively at the both ends of mounting bracket 30, and the stability of mounting bracket 30 removal in-process can be improved in the setting of two sets of connecting rods 31, and then avoid shaking and lead to the reduction of pneumatic suction cup 34 adsorption efficiency because of mounting bracket 30 removes the in-process.

In order to collect the demolded formed part conveniently, on the basis of the above embodiment, the auxiliary blanking device for the rubber injection mold in this embodiment further includes a support 4 and a collection box 5, the fixed mold 1 is mounted on the support 4, the collection box 5 is placed on one side of the support 4, specifically, the collection box 5 is placed under the pneumatic suction cup 34 in the mold closing state, so that the formed part adsorbed on the pneumatic suction cup 34 can be ensured to accurately fall into the collection box 5.

On the basis of the above embodiment, the number of the pneumatic suction cups 34 is four in the embodiment, the suction cup holder 33 is in an i-shaped structure, and the four pneumatic suction cups 34 are respectively installed at the four ends of the suction cup holder 33, so that the four pneumatic suction cups 34 can uniformly apply tension to the formed part to prevent the formed part from being damaged.

On the basis of the above embodiment, in this embodiment, a cavity is provided at the top of the fixed mold 1, an injection hole 20 corresponding to the cavity is provided at the top of the movable mold 2, and after the fixed mold 1 and the movable mold 2 are assembled, the raw material of the rubber product can be injected into the cavity of the movable mold 2 through the injection hole.

The working principle is as follows: firstly, the fixed mold 1 is pushed by the first pushing device 6 to move downwards to be matched with the movable mold 2, at the moment, the mounting frame 30, the suction cup frame 33 and the pneumatic suction cup 34 are positioned at one side of the mold, then, raw materials of rubber products are injected into a cavity of the movable mold 2 through an injection hole, the mold opening is carried out after the raw materials are molded in the cavity, when the mold is opened, the fixed mold 1 is pulled by the first pushing device 6 to move upwards to reset, at the same time, the mounting frame 30, the suction cup frame 33 and the pneumatic suction cup 34 move downwards under the pushing action of the connecting rod 31 to move between the fixed mold 1 and the movable mold 2, then, the pneumatic suction cup 34 is pushed by the second pushing device 32 to move downwards, after the pneumatic suction cup 34 abuts against the molded part in the movable mold 2, a vacuum device is started, negative pressure is generated in the starting suction cup to suck the molded part, then the molded part moves upwards to reset, when the movable mold 2 and the fixed mold 1 are matched for next injection, the pneumatic suction cup 30, the suction cup 33 and the molded part 34 move downwards to one side of the mold, so that the molded part is changed from zero pressure to the suction cup or the suction cup to the molded part to drop in the lower pressure of the molded part, and the molded part is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Unloader is assisted to mould, its characterized in that: including cover half (1), be located movable mould (2) of cover half (1) top and locate unloading subassembly (3) between cover half (1) and movable mould (2), cover half (1) top is equipped with and is suitable for the drive cover half (1) vertical movement's first thrust unit (6), unloading subassembly (3) include mounting bracket (30), connecting rod (31) and are located mounting bracket (30) below and bottom have sucking disc frame (33) of pneumatic suction disc (34), mounting bracket (30) with between movable mould (2) mounting bracket (30) with all through at least one between cover half (1) connecting rod (31) are articulated, install on mounting bracket (30) and be suitable for the drive second thrust unit (32) of sucking disc frame (33) vertical movement.

2. The auxiliary blanking device for the mold according to claim 1, wherein: four connecting rods (31) are arranged, every two connecting rods are divided into one group, and the two groups of connecting rods (31) are respectively hinged to two ends of the mounting frame (30).

3. The auxiliary blanking device for the mold according to claim 1, wherein: the pneumatic suction cup (34) is connected with an external vacuum device through a connecting pipe.

4. The auxiliary blanking device for the mold according to claim 1, wherein: the fixed die is characterized by further comprising a support (4) and a collecting box (5), the fixed die (1) is mounted on the support (4), and the collecting box (5) is placed on one side of the support (4).

5. The auxiliary blanking device for the mold according to claim 1, wherein: the pneumatic suction cups (34) are four, the suction cup frame (33) is of an I-shaped structure, and the four pneumatic suction cups (34) are respectively arranged at four end parts of the suction cup frame (33).

6. The auxiliary blanking device for the mold according to claim 1, wherein: the top of the fixed die (1) is provided with a cavity, and the top of the movable die (2) is provided with an injection hole (20) corresponding to the cavity.

7. The auxiliary blanking device for the mold according to claim 1, wherein: the first pushing device (6) is a hydraulic cylinder, an air cylinder or an electric push rod, and the second pushing device (32) is a hydraulic cylinder, an air cylinder or an electric push rod.