CN213006274U - Portable die change mechanism and injection molding machine - Google Patents

Abstract

The utility model belongs to the technical field of injection molding machines, in particular to a portable die change mechanism and an injection molding machine, the portable die change mechanism comprises a die frame and a linear die change component, the die frame comprises an upper die base and a lower die base, and the upper die base and the lower die base are arranged oppositely; the linear die changing assembly comprises a mounting seat, a linear slide rail, a driving part and a moving seat, the mounting seat is arranged on the lower die seat, the linear slide rail is arranged on the mounting seat, the end part of the linear slide rail extends to the outer side of the die cavity, the moving seat is connected to the linear slide rail in a sliding manner, the driving part is arranged on the lower die seat, and the output end of the driving part is connected with the moving seat in a driving manner; the movable seat is provided with an installation position. Compared with the prior art, the embodiment of the utility model provides a portable retooling mechanism adopts sharp mechanism to realize forming die in the external world and the end reciprocating motion that moulds plastics, and operating personnel has improved dismouting efficiency effectively at comparatively loose environment dismouting mould, improves the productivity of enterprise.

Description

Portable die change mechanism and injection molding machine

Technical Field

The utility model belongs to the technical field of the injection molding machine, especially, relate to a portable retooling mechanism and injection molding machine.

Background

An injection molding machine is also known as an injection molding machine or an injection machine. The main forming equipment for making various shaped plastic products with thermoplastic plastics or thermosetting plastics by using plastic forming mould is divided into vertical, horizontal and full electric type, the injection moulding machine can heat the plastics and apply high pressure to the molten plastics to make them be injected and filled into mould cavity.

Along with science and technology development, except the structure optimization of the injection molding machine part of moulding plastics, people attach more and more importance to other parts that can influence injection molding efficiency such as material is carried, the mould is changed, traditional injection molding machine when needing to be changed the mould, needs operating personnel dismouting mould frame, and dismouting efficiency is slow, seriously influences production efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable retooling mechanism and injection molding machine aims at solving the forming die of the injection molding machine among the prior art and needs the dismouting personnel to hold dismouting, maintenance, change in moulding plastics, influences production efficiency's technical problem.

In order to achieve the purpose, the embodiment of the utility model provides a portable die change mechanism, is suitable for the injection molding machine, includes a die frame and a linear die change component, the die frame includes an upper die base and a lower die base, the upper die base and the lower die base are arranged oppositely, and a cavity for accommodating a forming die is arranged between the upper die base and the lower die base; the linear die changing assembly comprises a mounting seat, a linear slide rail, a driving part and a moving seat, the mounting seat is arranged on the lower die seat, the linear slide rail is arranged on the mounting seat, the end part of the linear slide rail extends to the outer side of the cavity, the moving seat is connected to the linear slide rail in a sliding manner, the driving part is arranged on the lower die seat, and the output end of the driving part is connected with the moving seat in a driving manner; and the movable seat is provided with an installation position for installing a forming die.

Optionally, be provided with a plurality of draw-in grooves on the linear slide rail, drive unit includes driving source and pulley, the driving source is fixed to be set up on the die holder, the quantity of pulley is the multiunit, all the pulley is all rotated and is connected the bottom of removing the seat, all the pulley evenly distributed is in the draw-in groove and each the pulley with correspond the inner wall sliding adaptation of draw-in groove.

Optionally, the number of the driving sources is two, the two groups of driving sources are both disposed on the lower die holder, the two groups of driving sources are symmetrically located on two sides of the mounting seat, and output ends of the two groups of driving sources are respectively in driving connection with two ends of the moving seat.

Optionally, the driving source includes a fixed seat, a pushing member, and a connecting block, the fixed seat is disposed on the lower die base, the pushing member is disposed on the fixed seat, the connecting block is disposed at an output end of the pushing member, and the connecting block is fixedly connected to the bottom of the movable seat.

Optionally, the movable seat is arranged in a plate-shaped structure, the connecting block is fixedly connected with the bottom of the edge position of the bottom of the movable seat, the output end of the pushing element is fixedly connected with the connecting block, and the body of the pushing element is arranged along the extending direction of the other end of the movable seat.

Optionally, the drive source is an air cylinder or an electric push rod.

Optionally, the end of the linear guideway is provided with a stopper for preventing the movable base from derailing.

The embodiment of the utility model provides a portable retooling mechanism's above-mentioned one or more technical scheme have one of following technological effect at least: the working principle of the portable die change mechanism is as follows: when the mold needs to be replaced, the mold to be replaced is arranged on the movable seat, the driving part drives the movable seat to move in the direction away from the cavity, so that the mold moves to the outer side of the cavity, an operator can rapidly disassemble and assemble and replace the mold in a loose environment outside, and the driving part drives the movable seat to move in the direction of the cavity to enable a new mold to move to a forming end; compare in injection molding machine among the prior art needs dismouting personnel to influence production efficiency's technical problem in end dismouting, maintenance, change of moulding plastics, the embodiment of the utility model provides an adopt straight reciprocating motion mechanism to change the mould, the manual work part is gone on fast in loose environment, and dismouting efficiency obtains fully improving, is favorable to improving the production efficiency of this injection molding machine.

In order to achieve the above object, an embodiment of the present invention provides an injection molding machine, including the above-mentioned portable mold changing mechanism.

The embodiment of the utility model provides an above-mentioned one or more technical scheme of injection molding machine has one of following technological effect at least: because this injection molding machine has adopted this portable retooling mechanism, this portable retooling mechanism's theory of operation: when the mold needs to be replaced, the mold to be replaced is arranged on the movable seat, the driving part drives the movable seat to move in the direction away from the cavity, so that the mold moves to the outer side of the cavity, an operator can rapidly disassemble and assemble and replace the mold in a loose environment outside, and the driving part drives the movable seat to move in the direction of the cavity to enable a new mold to move to a forming end; compare in injection molding machine among the prior art needs dismouting personnel to influence production efficiency's technical problem in end dismouting, maintenance, change of moulding plastics, the embodiment of the utility model provides an adopt straight reciprocating motion mechanism to change the mould, the manual work part is gone on fast in loose environment, and dismouting efficiency obtains fully improving, is favorable to improving the production efficiency of this injection molding machine.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural diagram of an injection molding machine provided by an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of the portable mold changing mechanism provided by the embodiment of the present invention.

Fig. 3 is a front view of the portable die change mechanism of fig. 2.

Fig. 4 is an exploded view of the portable die change mechanism of fig. 2.

Fig. 5 is a schematic structural diagram of a mold clamping mechanism according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-mould frame 20-linear die change component 11-upper mould base

12-lower die holder 21-mounting seat 22-linear slide rail

23-driving part 24-moving seat 231-driving source

232-pulley 30-pivoting seat 40-locking assembly

41-first locking block 42-second locking block 43-third locking block

44-fourth locking block 45-connecting arm 46-guide rod group

47-first base 462-second guiding rod 49-pivot block

50-driving member 461-first guide rod 48-second base.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-5 are exemplary and intended to be used to illustrate embodiments of the present invention, and should not be construed as limiting the invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1 to 5, a portable mold changing mechanism is provided, the portable mold changing mechanism is described and applied to an injection molding machine for message description, the injection molding machine includes a portable mold changing mechanism and a mold locking mechanism, the portable mold changing mechanism includes a mold frame 10 and a linear mold changing assembly 20, the mold frame 10 includes an upper mold base 11 and a lower mold base 12, the upper mold base 11 and the lower mold base 12 are disposed opposite to each other, and a cavity for accommodating a molding mold is disposed between the upper mold base 11 and the lower mold base 12; the linear die changing assembly 20 comprises an installation seat 21, a linear slide rail 22, a driving part 23 and a moving seat 24, wherein the installation seat 21 is arranged on the lower die holder 12, the linear slide rail 22 is arranged on the installation seat 21, the end part of the linear slide rail 22 extends to the outer side of the die cavity, the moving seat 24 is slidably connected to the linear slide rail 22, the driving part 23 is arranged on the lower die holder 12, and the output end of the driving part 23 is in driving connection with the moving seat 24; the movable seat 24 is provided with an installation position for installing a forming die.

Specifically, this portable retooling mechanism's theory of operation: when the mold needs to be replaced, the mold to be replaced is arranged on the movable seat 24, the driving part 23 drives the movable seat 24 to move in the direction away from the cavity, so that the mold moves to the outer side of the cavity, an operator can rapidly disassemble, assemble and replace the mold in a loose environment outside, and the driving part 23 drives the movable seat 24 to move in the direction of the cavity so that a new mold moves to a forming end; compare in injection molding machine among the prior art needs dismouting personnel to influence production efficiency's technical problem in end dismouting, maintenance, change of moulding plastics, the embodiment of the utility model provides an adopt straight reciprocating motion mechanism to change the mould, the manual work part is gone on fast in loose environment, and dismouting efficiency obtains fully improving, is favorable to improving the production efficiency of this injection molding machine.

As shown in fig. 1 to 5, in another embodiment of the present invention, a plurality of slots are disposed on the linear slide rail 22, the driving part 23 includes a driving source 231 and pulleys 232, the driving source 231 is fixedly disposed on the lower die holder 12, the pulleys 232 are multiple in number, all the pulleys 232 are rotatably connected to the bottom of the moving seat 24, all the pulleys 232 are uniformly distributed in the slots, and each pulley 232 is in sliding fit with the inner wall of the corresponding slot; in this embodiment, the quantity of draw-in groove is two sets of, the quantity of pulley 232 is six sets, all pulley 232 evenly arranges two sets of in the draw-in groove, adopt draw-in groove and pulley 232 structure to be favorable to turning into rolling friction with the sliding friction who removes seat 24 and linear slide rail 22, reduce frictional force, and then improve the mobility stability who removes seat 24.

As shown in fig. 1-5, in another embodiment of the present invention, the number of the driving sources 231 is two sets of, two sets of the driving sources 231 are all set up on the lower die holder 12 and two sets of the driving sources 231 are symmetrically located on both sides of the mounting seat 21, two sets of the output ends of the driving sources 231 respectively with the two ends of the movable seat 24 are driven and connected, and two sets of the driving sources 231 are adopted to facilitate further improving the power source of the movable seat 24, so as to ensure the movable seat 24 to stably move.

As shown in fig. 1 to 5, in another embodiment of the present invention, the driving source 231 includes a fixing base, a pushing member and a connecting block, the fixing base is disposed on the lower die base 12, the pushing member is disposed on the fixing base, the connecting block is disposed at an output end of the pushing member, and the connecting block is fixedly connected to a bottom of the movable base 24.

As shown in fig. 1-5, in another embodiment of the present invention, the movable seat 24 is a plate-shaped structure, the connecting block is fixedly connected to the bottom of the movable seat 24, the output end of the pushing element is fixedly connected to the connecting block, the body of the pushing element is arranged along the extending direction of the other end of the movable seat 24, the connecting block is arranged at the edge of the movable seat 24, the other end of the pushing element can provide a suitable installation space for the driving source 231, the space occupation ratio of the portable mold changing mechanism is effectively reduced, the overall structure of the portable mold changing mechanism is optimized, and the practicability is improved.

As shown in fig. 1 to 5, in another embodiment of the present invention, the driving source 231 is an air cylinder or an electric push rod.

As shown in fig. 1 to 5, in another embodiment of the present invention, the end of the linear slide rail 22 is provided with a stopper for preventing the derailment of the movable seat 24, so as to ensure that the movable seat 24 always moves on the linear slide rail 22.

As shown in fig. 1 to 5, in another embodiment of the present invention, the mold locking mechanism includes a pivot seat 30 and a locking assembly 40, the pivot seat 30 is disposed on the upper mold base 11 of the injection molding machine and located between two sets of guide shafts of the injection molding machine; the locking assembly 40 comprises a first locking block 41, a second locking block 42, a third locking block 43, a fourth locking block 44, a connecting arm 45, a guide rod group 46, a first base 47, a second base 48, a pivot block 49 and a driving piece 50, wherein the first base 47 and the second base 48 are respectively provided with two groups of guide shafts, the first base 47 and the second base 48 are respectively provided with a yielding hole for avoiding the guide shafts, the first locking block 41 and the second locking block 42 are respectively connected on the first base 47 in a sliding manner and positioned on two sides of the guide shafts, the third locking block 43 and the fourth locking block 44 are respectively connected on the second base 48 in a sliding manner and positioned on two sides of the guide shafts, the number of the guide rod group 46 is multiple groups, the first locking block 41 and the third locking block 43 are fixedly connected through the guide rod group 46, the second locking block 42 and the fourth locking block 44 are fixedly connected through a guide rod group 46, the pivoting block 49 is rotatably connected to the pivoting base 30, two ends of the pivoting block 49 respectively extend towards the second locking block 42 and the third locking block 43, the number of the connecting arms 45 is two, two ends of one connecting arm 45 are respectively rotatably connected with the second locking block 42 and the pivoting block 49, two ends of the other connecting arm 45 are respectively rotatably connected with the pivoting block 49 and the third locking block 43, the driving member 50 is arranged on the second locking block 42, and an output end of the driving member 50 is in driving connection with the third locking block 43; the first locking block 41, the second locking block 42, the third locking block 43 and the fourth locking block 44 are all provided with clamping grooves for clamping the guide shaft.

Specifically, the working principle of the clamping mechanism is as follows: after the upper mold is moved by the guide shaft to be matched with the lower mold, the driving member 50 drives the third locking block 43 to move towards the direction corresponding to the guide shaft, since the first locking block 41 and the third locking block 43 are fixedly connected by the guide rod set 46, the driving member 50 is fixedly connected with the second locking block 42, the second connecting block and the third connecting block are connected with the pivoting seat 30 through the connecting arm 45 and the pivoting block 49, thus, when the driving member 50 drives the third locking segment 43 to move, the second locking segment 42 moves in the opposite direction, because the second locking block 42 and the fourth locking block 44 are connected through the guide rod group 46, the first locking block 41 and the second locking block 42 move relatively toward the direction corresponding to the guide shaft and lock the corresponding guide shaft through the locking groove, and the third locking block 43 and the fourth locking block 44 move relatively toward the direction corresponding to the guide shaft and lock the guide shaft through the locking groove; compare in the mould among the prior art lack the effectual locking mechanism who prevents to go up mould compound die back off normal, lead to going up the mould off normal, the precision of moulding plastics descends, influences product quality's technical problem, the embodiment of the utility model provides a locking mechanism adopts link mechanism, locks the guiding axle of injection molding machine with two liang of correspondences of four latch segments, prevents effectively to go up the mould behind the compound die off normal, has improved the precision of moulding plastics of this injection molding machine effectively, and then promotes product quality, is favorable to the enterprise to develop.

As shown in fig. 1 to 5, in another embodiment of the present invention, the first base 47 and the second base 48 are respectively provided with a first sliding groove and a second sliding groove, the first locking block 41 and the second locking block 42 are both slidably connected to the first sliding groove, and the third locking block 43 and the fourth locking block 44 are both slidably connected to the second sliding groove.

As shown in fig. 1 to 5, in another embodiment of the present invention, the bottom walls of the two ends of the first sliding chute and the second sliding chute are provided with a stopper for preventing the first locking block 41, the second locking block 42, the third locking block 43 and the fourth locking block 44 from derailing.

In another embodiment of the present invention, as shown in fig. 1-5, two sets of first position-limiting strips are disposed on the first base 47, the first sliding groove is formed between two sets of the first position-limiting strips, two sets of second position-limiting strips are disposed on the second base 48, the second sliding groove is formed between two sets of the second position-limiting strips, the upper ends of the side walls of the two sets of the first position-limiting strips opposite to each other are respectively provided with a first hook structure, the side walls of the first locking block 41 and the second locking block 42 are respectively provided with a first position-limiting groove for slidably fitting with the first hook structure, the side walls of the two sets of the second position-limiting strips opposite to each other are respectively provided with a second hook structure, the side walls of the third locking block 43 and the fourth locking block 44 are respectively provided with a second position-limiting groove for slidably fitting with the second hook structure, and the structure is formed by matching the hooks and the grooves, the locking block is favorably and smoothly limited at the preset position, and the locking block is prevented from derailing.

As shown in fig. 1 to 5, in another embodiment of the present invention, the guide rod set 46 includes a first guide rod 461 and a second guide rod 462, the number of the first guide rod 461 and the second guide rod 462 is two sets, two ends of each first guide rod 461 are respectively and fixedly connected to the first locking block 41 and the third locking block 43, two sets of the first guide rods 461 are located on two sides of the guide shaft, two ends of each second guide rod 462 are respectively and fixedly connected to the second locking block 42 and the fourth locking block 44, two sets of the second guide rods 462 are respectively located on two sides of the guide shaft, the second locking block 42 is slidably fitted to the first guide rod 461, and the third locking block 43 is slidably fitted to the second guide rod 462.

As shown in fig. 1 to 5, in another embodiment of the present invention, two ends of each first guiding rod 461 are respectively connected to the first locking block 41 and the third locking block 43 by threads, and two ends of each second guiding rod 462 are respectively connected to the second locking block 42 and the fourth locking block 44 by threads, so that the threaded connection mode can improve the structural stability and the convenience of assembly and disassembly, and is convenient for the maintenance of the operator.

In another embodiment of the present invention, as shown in fig. 1-5, the driving member 50 is a hydraulic cylinder.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (8)

1. The utility model provides a portable retooling mechanism, is applicable to the injection molding machine, includes, its characterized in that:

the die frame comprises an upper die holder and a lower die holder, the upper die holder and the lower die holder are oppositely arranged, and a cavity for accommodating a forming die is arranged between the upper die holder and the lower die holder;

the linear die changing assembly comprises a mounting seat, a linear slide rail, a driving part and a moving seat, wherein the mounting seat is arranged on the lower die seat, the linear slide rail is arranged on the mounting seat, the end part of the linear slide rail extends to the outer side of the cavity, the moving seat is connected to the linear slide rail in a sliding manner, the driving part is arranged on the lower die seat, and the output end of the driving part is connected with the moving seat in a driving manner; and the movable seat is provided with an installation position for installing a forming die.

2. The portable die change mechanism of claim 1, wherein: be provided with a plurality of draw-in grooves on the linear slide rail, driver part includes driving source and pulley, the driving source is fixed to be set up on the die holder, the quantity of pulley is the multiunit, all the pulley all rotates to be connected the bottom of removing the seat, all pulley evenly distributed is in the draw-in groove and each the pulley with correspond the inner wall sliding adaptation of draw-in groove.

3. The portable die change mechanism of claim 2, wherein: the number of the driving sources is two, the two driving sources are arranged on the lower die base and are symmetrically arranged on two sides of the mounting base, and the output ends of the two driving sources are respectively in driving connection with two ends of the movable base.

4. The portable die change mechanism of claim 3, wherein: the driving source comprises a fixed seat, a pushing piece and a connecting block, the fixed seat is arranged on the lower die seat, the pushing piece is arranged on the fixed seat, the connecting block is arranged at the output end of the pushing piece, and the connecting block is fixedly connected with the bottom of the movable seat.

5. The portable die change mechanism of claim 4, wherein: the moving seat is arranged in a plate-shaped structure, the connecting block is fixedly connected with the bottom of the edge position of the bottom of the moving seat, the output end of the pushing piece is fixedly connected with the connecting block, and the body of the pushing piece is arranged along the extending direction of the other end of the moving seat.

6. The portable die change mechanism of claim 5, wherein: the driving source is a cylinder or an electric push rod.

7. The portable die change mechanism of claim 1, wherein: the end part of the linear slide rail is provided with a stop block used for preventing the movable base from derailing.

8. An injection molding machine, characterized in that: the portable die change mechanism comprises the portable die change mechanism of any one of claims 1-7.

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