CN213260834U

CN213260834U - Mold closing device for injection molding machine

Info

Publication number: CN213260834U
Application number: CN202021978116.XU
Authority: CN
Inventors: 汪军建; 徐丰
Original assignee: Ningbo Lisong Injection Molding Technology Co ltd
Current assignee: Ningbo Lisong Injection Molding Technology Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-05-25
Anticipated expiration: 2030-09-10

Abstract

The utility model relates to the technical field of injection molding machines, in particular to a mold closing device for an injection molding machine, which comprises a bottom bracket and an upper bracket, wherein injection molding equipment is arranged on the upper bracket, and a mold closing assembly is arranged on the bottom bracket; the die assembly component comprises an operating platform positioned on the bottom bracket, and first side plates are symmetrically and fixedly arranged on the operating platform; the position symmetry that lies in between two first curb plates on the operation panel is equipped with the slip and leads to the groove, two slip lead to be equipped with between the groove with operation panel integrated into one piece's middle piece. The utility model provides a MOLD CLAMPING APPARATUS for injection molding machine wherein mutually supports between the part through in the compound die subassembly to realize adjusting the purpose of mould chamber size, can adjust into different specifications with the mould chamber as required and be used for moulding plastics, the regulative mode is simple swift, thereby avoids artifical the change whole mould, and it is laborsaving to save trouble, reduces manual operation cost, improves the machining efficiency of injection molding machine.

Description

Mold closing device for injection molding machine

Technical Field

The utility model relates to an injection molding machine technical field especially relates to a MOLD CLAMPING APPARATUS for injection molding machine.

Background

An injection molding machine, also known as an injection molding machine or an injection molding machine, is a main molding device for molding thermoplastic plastics or thermosetting plastics into plastic products of various shapes by using a plastic molding mold. The injection molding machine can heat the plastic, apply high pressure to the molten plastic, and inject it to fill the mold cavity.

At present, a mould majority for the injection molding machine is independent setting, carries out the manual work according to the demand of processing product and changes the mould, and not only complex operation wastes time and energy, and the cost of labor is higher, also influences the machining efficiency of injection molding machine simultaneously, and in addition, the mould of each specification also need occupy certain space area, has not only increased the cost that the production in earlier stage put into, has also increased the operation degree of difficulty that the mould was switched, has very big limitation.

To above problem, the utility model provides a MOLD CLAMPING APPARATUS for injection molding machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims to avoid the problem that a MOLD CLAMPING APPARATUS for injection molding machine is provided, wherein mutually support between the part through in the compound die subassembly to realize adjusting the purpose of mould chamber size, can adjust into different specifications with the mould chamber as required and be used for moulding plastics, the regulative mode is simple swift, thereby avoids artifical whole mould of changing, and it is laborsaving to save trouble, reduces manual operation cost, improves the machining efficiency of injection molding machine.

The utility model discloses avoid the technical scheme that above-mentioned technical problem adopted to be: the mold closing device for the injection molding machine comprises a bottom support and an upper support, wherein injection molding equipment is installed on the upper support, and a mold closing assembly is installed on the bottom support.

The die assembly component comprises an operating platform positioned on the bottom bracket, and first side plates are symmetrically and fixedly arranged on the operating platform; the operation panel is characterized in that sliding through grooves are symmetrically formed in the position, located between the two first side plates, of the operation panel, an intermediate block integrally formed with the operation panel is arranged between the two sliding through grooves, inner grooves are symmetrically formed in the inner portion of the intermediate block, butt-joint plates are connected in the inner grooves in a sliding mode, and butt-joint springs are connected between the butt-joint plates and the inner grooves.

The lower end face of the operating platform is provided with a first fixing block and a second fixing block, bearings are arranged in the first fixing block and the second fixing block, and an adjusting rod is rotatably connected between the first fixing block and the second fixing block through the bearings.

A transition block is arranged at the position, opposite to the middle block, of the lower end of the operating platform, a bearing is also arranged in the transition block, and the adjusting rod is rotatably connected with the transition block through the bearing; the adjusting rod is provided with a first limiting block at a position between the first fixing block and the transition block, and the adjusting rod is provided with a first thread at a position between the first limiting block and the transition block.

The adjusting rod is provided with a second limiting block at a position between the second fixing block and the transition block, the adjusting rod is provided with a second thread at a position between the second limiting block and the transition block, and the first thread and the second thread are arranged in a reverse direction.

Preferably, a first moving block is in threaded connection with the position of the first thread on the adjusting rod, a second moving block is in threaded connection with the position of the second thread on the adjusting rod, and the first moving block and the second moving block both extend into the sliding through groove and are in sliding connection with the sliding through groove.

Preferably, the upper end surfaces of the first moving block and the second moving block are both provided with a second side plate, the second side plate is located on the surface of the operating table, and the second side plate is connected with the two first side plates in a sliding manner.

Preferably, the upper bracket upper end is fixed with the fixed plate, the terminal surface is provided with two electric putter under the fixed plate, electric putter's lower extreme is connected with the pressboard, the pressboard intermediate junction has the hose, the hose with mould plastics mouthful in the injection moulding device and be connected.

Preferably, the adjusting rod extends out of the outer end of the second fixing block, and an adjusting disc is installed on the extending part of the adjusting rod.

Compared with the prior art, the technical scheme of the utility model have following advantage:

1. the utility model provides a pair of MOLD CLAMPING APPARATUS for injection molding machine, wherein mutually support between the part through in the compound die subassembly to realize adjusting the purpose of mould chamber size, can adjust into different specifications with the mould chamber as required and be used for moulding plastics, the regulation mode is simple swift, thereby avoids artifical the whole mould of changing, and it is laborsaving to save trouble, reduces manual operation cost, improves the machining efficiency of injection molding machine.

2. The utility model provides a mold closing device for injection molding machine, wherein by the middle piece, two butt joint boards, uncovered mould chamber is constituteed to two first curb plates and two second curb plates, through the middle piece, mutually support between two butt joint boards and two first curb plates and realize adjusting, assorted silica gel membrane has been placed in uncovered mould intracavity, the special construction in uncovered mould chamber makes the second curb plate no matter remove to any position, can both keep uncovered mould chamber lower surface comparatively level and smooth can not appear the leak, the integrality of injection moulding product has been guaranteed in the effect of silica gel pad in addition.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the angle structure of the mold closing assembly of the present invention;

fig. 3 is a schematic view of the bottom view angle structure of the mold closing assembly of the present invention.

Wherein: the injection molding machine comprises a bottom support 1, an upper support 2, a fixing plate 21, an electric push rod 22, a pressing plate 23, a hose 24, an injection molding device 3, a mold closing assembly 4, a bearing 40, an operating platform 41, a first fixing block 410, a second fixing block 4100, a first side plate 42, a sliding through groove 43, a middle block 44, a transition block 440, an inner groove 441, an abutting plate 442, an abutting spring 443, an adjusting rod 45, a first limiting block 451, a first thread 452, a second limiting block 453, a second thread 454, a first moving block 46, a second moving block 47, a second side plate 48 and an adjusting disc 49.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Referring to fig. 1-3, a mold clamping device for an injection molding machine includes a bottom bracket 1 and an upper bracket 2, an injection molding device 3 is installed on the upper bracket 2, and a mold clamping assembly 4 is installed on the bottom bracket 1.

Referring to fig. 1, the mold clamping assembly 4 includes an operating platform 41 located on the bottom bracket 1, and first side plates 42 are symmetrically and fixedly mounted on the operating platform 41; the operation table 41 is symmetrically provided with sliding through grooves 43 at the middle position between the two first side plates 42, an intermediate block 44 integrally formed with the operation table 41 is arranged between the two sliding through grooves 43, inner grooves 441 are symmetrically arranged inside the intermediate block 44, a butt plate 442 is slidably connected in the inner grooves 441, a butt spring 443 is connected between the butt plate 442 and the inner grooves 441, the butt spring 443 and the butt plate 442 are symmetrically arranged inside the two inner grooves 441, and the butt plate 442 is matched with the inner grooves 441.

The lower end surface of the operating table 41 is provided with a first fixed block 410 and a second fixed block 4100, bearings 40 are arranged in the first fixed block 410 and the second fixed block 4100, an adjusting rod 45 is rotatably connected between the first fixed block 410 and the second fixed block 4100 through the bearings 40, the adjusting rod 45 extends out of the outer end of the second fixed block 4100, and an adjusting disc 49 is arranged on the extending part of the adjusting rod 45.

A transition block 440 is arranged at the position, opposite to the middle block 44, of the lower end of the operating platform 41, a bearing 40 is also arranged in the transition block 440, and the adjusting rod 45 is rotatably connected with the transition block 440 through the bearing 40; a first limiting block 451 is arranged at a position between the first fixing block 410 and the transition block 440 on the adjusting lever 45, and a first thread 452 is arranged at a position between the first limiting block 451 and the transition block 440 on the adjusting lever 45.

Referring to fig. 2 to 3, a second limiting block 453 is disposed on the adjusting lever 45 between the second fixing block 4100 and the transition block 440, and the first limiting block 451 and the second limiting block 453 are symmetrically disposed; a second thread 454 is arranged on the adjusting rod 45 between the second limiting block 453 and the transition block 440, and the first thread 452 and the second thread 454 are arranged in opposite directions.

A first moving block 46 is in threaded connection with the position of the first thread 452 on the adjusting rod 45, a second moving block 47 is in threaded connection with the position of the second thread 454 on the adjusting rod 45, the first moving block 46 and the second moving block 47 are symmetrically arranged, and the first moving block 46 and the second moving block 47 both extend into the sliding through groove 43 and are in sliding connection with the sliding through groove 43.

The upper end surfaces of the first moving block 46 and the second moving block 47 are both provided with a second side plate 48, the second side plate 48 is located on the surface of the operation table 41, and the second side plate 48 is connected with the two first side plates 42 in a sliding manner.

During specific work, the adjusting disc 49 is rotated, the adjusting disc 49 drives the adjusting rod 45 to rotate, due to the relationship between the adjusting rod 45 and the first moving block 46 and the Tje day moving block, the first moving block 46 and the second moving block 47 simultaneously move towards the middle block 44 while the adjusting rod 45 rotates, so that the two second side plates 48 are driven to move towards the middle block 44, the two moving blocks simultaneously press the abutting plate 442 while moving, and the abutting plate 442 presses the abutting spring 443 so as to retract into the internal memory slot; when the adjusting disc 49 is rotated in the opposite direction, the first moving block 46 and the second moving block 47 move simultaneously in the direction away from the middle block 44, so as to drive the two second side plates 48 to move in the direction away from the middle block 44, and the two moving blocks move while relaxing the resisting action on the abutting plate 442, and the abutting plate 442 is exposed from the inside of the inner groove 441 by the abutting spring 443, and covers the exposed sliding through groove 43.

A uncovered mold cavity consisting of the middle block 44, the two butt joint plates 442, the two first side plates 42 and the two second side plates 48 is obtained through the adjustment, a matched silica gel film is placed in the uncovered mold cavity, the silica gel film extends to the upper end faces of the first side plates 42 and the second side plates 48, and anti-sticking coatings are coated on the inner surfaces of the silica gel film; the special structure of the uncovered mould cavity enables the second side plate 48 to keep the lower surface of the uncovered mould cavity smooth and free from leaks no matter where the second side plate is moved, and the integrity of the injection molding product is guaranteed under the action of the silica gel pad.

The upper end of the upper bracket 2 is fixed with a fixing plate 21, the injection molding equipment 3 is fixed with the fixing plate 21 through the upper bracket 2, the lower end face of the fixing plate 21 is provided with two electric push rods 22, the lower end of each electric push rod 22 is connected with a pressing plate 23, the middle of each pressing plate 23 is connected with a hose 24, and the hose 24 is connected with an injection molding port in the injection molding equipment 3.

When the injection molding machine works specifically, after the size of the uncovered mold cavity is adjusted, the electric push rod 22 is opened, so that the electric push rod 22 pushes the pressing plate 23 to the upper end of the uncovered mold cavity, the pressing plate 23 and the uncovered mold cavity form a sealed mold cavity, and then the injection molding equipment 3 is opened for injection molding.

The utility model discloses a mutually support between the part in the compound die subassembly 4 to realize adjusting the purpose of mould chamber size, can adjust the mould chamber as required into different specifications for moulding plastics, the regulative mode is simple swift, thereby avoids artifical whole mould of changing, and it is laborsaving to save trouble, reduces manual operation cost, improves the machining efficiency of injection molding machine.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a MOLD CLAMPING APPARATUS for injection molding machine, includes bottom bracket (1) and upper bracket (2), install injection moulding equipment (3) on upper bracket (2), its characterized in that: a die assembly component (4) is arranged on the bottom bracket (1);

the mold closing assembly (4) comprises an operating platform (41) positioned on the bottom bracket (1), and first side plates (42) are symmetrically and fixedly installed on the operating platform (41); sliding through grooves (43) are symmetrically formed in the position, located between the two first side plates (42), of the operating platform (41), an intermediate block (44) formed in a body-to-body mode with the operating platform (41) is arranged between the two sliding through grooves (43), inner grooves (441) are symmetrically formed in the intermediate block (44), abutting plates (442) are connected in the inner grooves (441) in a sliding mode, and abutting springs (443) are connected between the abutting plates (442) and the inner grooves (441);

a first fixed block (410) and a second fixed block (4100) are arranged on the lower end face of the operating platform (41), bearings (40) are arranged in the first fixed block (410) and the second fixed block (4100), and an adjusting rod (45) is rotatably connected between the first fixed block (410) and the second fixed block (4100) through the bearings (40);

a transition block (440) is arranged at the position, facing the middle block (44), of the lower end of the operating platform (41), a bearing (40) is also installed inside the transition block (440), and the adjusting rod (45) is rotatably connected with the transition block (440) through the bearing (40); a first limiting block (451) is arranged at a position, located between the first fixing block (410) and the transition block (440), on the adjusting rod (45), and a first thread (452) is arranged at a position, located between the first limiting block (451) and the transition block (440), on the adjusting rod (45);

a second limiting block (453) is arranged at a position, located between the second fixing block (4100) and the transition block (440), on the adjusting rod (45), a second thread (454) is arranged at a position, located between the second limiting block (453) and the transition block (440), on the adjusting rod (45), and the first thread (452) and the second thread (454) are arranged in opposite directions.

2. The mold clamping apparatus for an injection molding machine as claimed in claim 1, wherein: a first moving block (46) is in threaded connection with the position, located on the first thread (452), of the adjusting rod (45), a second moving block (47) is in threaded connection with the position, located on the second thread (454), of the adjusting rod (45), and the first moving block (46) and the second moving block (47) both extend into the sliding through groove (43) and are in sliding connection with the sliding through groove (43).

3. The mold clamping apparatus for an injection molding machine as claimed in claim 2, wherein: the upper end surfaces of the first moving block (46) and the second moving block (47) are respectively provided with a second side plate (48), the second side plates (48) are located on the surface of the operating table (41), and the second side plates (48) are connected with the two first side plates (42) in a sliding mode.

4. The mold clamping apparatus for an injection molding machine as claimed in claim 1, wherein: the injection molding device is characterized in that a fixing plate (21) is fixed at the upper end of the upper support (2), two electric push rods (22) are arranged on the lower end face of the fixing plate (21), the lower end of each electric push rod (22) is connected with a pressing plate (23), a hose (24) is connected in the middle of each pressing plate (23), and the hose (24) is connected with an injection molding port in the injection molding equipment (3).

5. The mold clamping apparatus for an injection molding machine as claimed in claim 1, wherein: the adjusting rod (45) extends out of the outer end of the second fixing block (4100), and an adjusting disc (49) is installed on the extending part of the adjusting rod (45).