CN216968470U - Quick die change device of cutter handle mould - Google Patents

Abstract

The utility model discloses a quick die changing device for a cutter handle die, which comprises a common die frame part and a replaceable die core part; the front template and the rear template of the common mould frame part are both provided with a first accommodating cavity for accommodating the interchangeable mould core part; the front template of the common mould frame part is provided with a guide rail insert, the replaceable mould core part consists of a front mould core and a rear mould core, and the side surface of the front mould core is provided with a sliding chute matched with the guide rail insert; by the structure, the clamp and the die do not need to be completely disassembled when the die is repaired and replaced, and only the die core is required to be disassembled, so that the efficiency is improved.

Description

Quick die change device of cutter handle mould

Technical Field

The utility model belongs to the technical field of dies for manufacturing a cutter handle, and particularly relates to a quick die changing device for a cutter handle die.

Background

Common handle of a knife is mostly direct by wood system handle of a knife or the plastics handle of a knife of moulding plastics on the market, and most handle of a knife or wood system handle of a knife are formed by the polylith concatenation, use after the certain time, may become flexible and lead to feeling uncomfortable, therefore, technical staff has proposed one shot forming's the handle of a knife of moulding plastics and has solved above-mentioned problem, and current handle of a knife injection mold in use, especially tool handle injection mold is in three injection molding machine production processes, need to change the product and when finishing the mould, need to press from both sides the tool and all demolish the supplementary, tear the mould open again, the dismouting once needs 8 hours altogether, lead to retooling time overlength and influence the efficiency of moulding plastics. In order to solve the problem, it is necessary to develop a quick die changing device for a tool handle die, which can be changed quickly.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a quick die changing device for a cutter handle die, and aims to solve the technical problems that when a product is changed and the die is repaired in the production process of a three-shot injection molding machine, an auxiliary clamp jig needs to be completely removed, the die needs to be removed again, 8 hours are needed for one-time disassembly and assembly, and longer die changing time is needed.

The technical problem to be solved by the present invention is to provide a quick die-changing device for a tool handle die, which comprises a common die carrier part and a replaceable die core part; the front template and the rear template of the common mould frame part are both provided with a first accommodating cavity for accommodating the interchangeable mould core part; the front template of the common mould frame part is provided with a guide rail insert, the replaceable mould core part consists of a front mould core and a rear mould core, and the side surface of the front mould core is provided with a sliding chute matched with the guide rail insert.

Preferably, the common die carrier component further comprises a panel, a stripper plate, square iron, a bottom plate, a guide post, a plug screw, an extrusion block, a guide rail insert, an inner hexagonal screw and a pin; the stripper plate is connected to the bottom surface of the panel through a plugging screw; the guide post sequentially penetrates through the panel, the stripper plate, the front template, the rear template and the square iron; the square iron is connected to the top surface of the bottom plate through the inner hexagonal screw; and a second accommodating cavity for accommodating the squeezing block and the guide rail insert is arranged on the side wall of the accommodating cavity for accommodating the replaceable die core part in the front template and the rear template, the squeezing block is fixed in the second accommodating cavity through a hexagon socket screw and a pin, and the guide rail insert is fixed in the second accommodating cavity through a hexagon socket screw and a pin.

Preferably, the front mold core is fixed in the first accommodating cavity through a mold core screw.

Preferably, the rear mold core is fixed in the first accommodating cavity through a mold core screw.

Preferably, a gap of 0.8-1.2mm is formed between the replaceable die core part and the side edge of the first accommodating cavity.

When the three-shot injection molding machine is used, the guide rail insert is arranged on the front template and used for guiding and positioning when the front mold core is pushed into the front template, and the mold frame is required to be assembled and then installed on a three-shot injection molding machine table in the early stage; when different products need to be produced, the front mold core and the rear mold core are pushed into the mold frame from the side surface, wherein the side surface of the front mold core is provided with a sliding chute which is used for positioning and guiding when the front mold core is pushed into the front template. The front mold core and the rear mold core are pushed into the mold frame and then are sequentially provided with mold core screws and extrusion blocks; and when a product needs to be replaced, the extruding block and the die core screw are removed, and the die core is pulled out from the side surface of the die frame. The quick die change structure principle of the tool handle die is as follows: the die carrier adopts the design of sharing nature, and mould benevolence design is quick detach removable, and there is 1mm clearance mould benevolence and die carrier side, is favorable to on-the-spot quick dismouting mould, and the crowded tight mode location on one side of rethread tight piece.

Compared with the prior art, the utility model has the following positive effects: the existing three-injection molding machine is provided with three sets of dies and ten sets of clamps during production, when the dies are replaced, the internal space of the machine is narrow, the old design is that the die core die frame is a set of dies, and when the product is replaced, the die and the auxiliary clamps are required to be disassembled in a whole set. The mould that designs now adopts sharing die carrier quick detach mould benevolence structure, and the primary function is, designs the die carrier part for common nature, need not dismantle on the board with the dress, only needs to take out the change with mould benevolence when trading the product, can reach the purpose of changing product production. The quick die change device for the cutter handle die can reduce the workload, and only the die core needs to be removed without completely removing the clamp and the die when repairing and changing the die; the working hours are saved, the replacement of the mould or the repair of the mould with the new structure only needs to disassemble the mould core, and the replacement can be finished in 2 hours; the debugging process is reduced, and the time of the debugging clamp jig is reduced during die changing because the clamping jig does not need to be disassembled.

Drawings

FIG. 1 is a schematic perspective view of a common mold frame part in a rapid mold changing device for a tool handle mold according to the present invention;

FIG. 2 is a schematic perspective view of a front mold plate in a common mold frame part of the rapid mold changing device for a cutter handle mold according to the present invention;

FIG. 3 is a schematic perspective view of a mold insert exchangeable part of the quick mold changing apparatus for a tool handle mold according to the present invention;

FIG. 4 is a schematic diagram of a rear mold structure of the mold of the present invention after assembly;

FIG. 5 is a schematic view of the front mold structure after the mold assembly of the present invention is completed;

FIG. 6 is a side view I of the mold of the present invention after assembly;

FIG. 7 is a second side view of the mold of the present invention after assembly;

the labels in the figures are:

1-1: a base plate;

1-2: square iron;

1-3, 1-4: a support pad;

1-5: a rear template;

1-6, 1-8: a support pillar;

1-7: a rear mold core;

1-9, 1-11, 2-7, 2-12: a compaction block;

1-10, 1-14, 1-15, 2-18, 2-19: a hexagon socket head cap screw;

1-12, 2-13: a die core screw;

1-13, 2-16: screw with squeezing block

2-1: the mould frame is composed of a panel;

2-2: a material removing plate;

2-3: a front template;

2-4: a front mold core;

2-5, 2-6: a guide rail insert;

2-8: a shutter;

2-9: a squirt nozzle;

2-10: positioning rings;

2-11, 2-15: plugging and screwing screws;

2-14: a guide post;

2-17: a pin.

Detailed Description

The utility model will be further described with reference to fig. 1-7 and the detailed description; the following examples will assist those skilled in the art in further understanding the utility model, but are not intended to limit the utility model in any way. It should be noted that variations and modifications can be made by persons skilled in the art without departing from the spirit of the utility model. All falling within the scope of the present invention.

Referring to fig. 1-7, a quick die change device for a tool handle die is disclosed, which comprises a common die carrier part and a replaceable die core part; the front template 2-3 and the rear template 1-5 of the common mould frame component are both provided with a first accommodating cavity for accommodating the replaceable mould core component; a guide rail insert is arranged on a front template 2-3 of the common mould frame part, the replaceable mould core part consists of a front mould core 2-4 and a rear mould core 1-7, and a sliding groove matched with the guide rail insert is arranged on the side surface of the front mould core 2-4; the common die carrier component also comprises a panel 2-1, a stripper plate 2-2, square iron 1-2, a bottom plate 1-1, a guide pillar 2-14, a ramming screw, a compaction block, a guide rail insert, an inner hexagonal screw and a pin 2-17; the stripper plate 2-2 is connected to the bottom surface of the panel 2-1 through a ramming screw; the guide posts 2-14 sequentially penetrate through a panel 2-1, a stripper plate 2-2, a front template 2-3, a rear template 1-5 and square iron 1-2; the square iron 1-2 is connected to the top surface of the bottom plate 1-1 through an inner hexagonal screw; a second accommodating cavity for accommodating a squeezing block and a guide rail insert is arranged on the side wall of an accommodating cavity for accommodating the replaceable die core part in the front template 2-3 and the rear template 1-5, the squeezing block is fixed in the second accommodating cavity through an inner hexagonal screw and a pin 2-17, and the guide rail insert is fixed in the second accommodating cavity through an inner hexagonal screw and a pin 2-17; the front die core 2-4 is fixed in the first accommodating cavity through a die core screw 2-13; the rear die core 1-7 is fixed in the first accommodating cavity through a die core screw 2-13; a gap of 0.8-1.2mm is reserved between the replaceable die core part and the side edge of the first accommodating cavity;

when in use, the die carrier comprises a panel 2-1, a stripper plate 2-2, a front die plate 2-3, a rear die plate 1-5, square iron 1-2, a bottom plate 1-1, support columns 1-6, 1-8, guide columns 2-14, tucking screws 2-15, 2-11, compacting blocks 2-7, 2-12, 1-9, 1-1, guide rail inserts 2-6, 2-5, a positioning ring 2-10, squirts 2-9, shutters 2-8, hexagon socket head screws (1-10, 1-14, 1-12, 1-15, 1-13, 2-16, 2-18, 2-19, 2-13, pins 2-17, and support gaskets 1-3, 1-4, wherein the guide rail inserts are arranged on the front die plate, the front mold core 2-4 is used for guiding and positioning when being pushed into the front template, and the mold frame is assembled and then installed on a three-shot injection molding machine in the early stage; when different products need to be produced, the front mold core 2-4 and the rear mold core 1-7 are pushed into the mold frame from the side, wherein the side of the front mold core 2-4 is provided with a chute which is used for positioning and guiding when the front mold core 2-4 is pushed into the front template; and 2-4 parts of the front mold core and 1-7 parts of the rear mold core are pushed into the mold frame, then 2-13, 1-12 parts of mold core screws, 2-12, 2-7, 1-9, 1-11 parts of the tightening blocks and 2-16 and 1-13 parts of the tightening block screws are sequentially arranged, when a product needs to be replaced, the tightening blocks and the mold core screws are removed, and the mold core is pulled out from the side surface of the mold frame. The quick die change structure principle of the tool handle die is as follows: the die carrier adopts the design of sharing nature, and mould benevolence design is quick detach removable, and there is 1mm clearance mould benevolence and die carrier side, is favorable to on-the-spot quick dismouting mould, and the crowded tight mode location on one side of rethread tight piece.

Compared with the prior art, the utility model has the following positive effects: the utility model has the positive effects that: the existing three-injection molding machine is provided with three sets of dies and ten sets of clamps during production, when the dies are replaced, the internal space of the machine is narrow, the old design is that the die core die frame is a set of dies, and when the product is replaced, the die and the auxiliary clamps are required to be disassembled in a whole set. The mould that designs now adopts sharing die carrier quick detach mould benevolence structure, and the primary function is, designs the die carrier part for common nature, need not dismantle on the board with the dress, only needs to take out the change with mould benevolence when trading the product, can reach the purpose of changing product production. The quick die change device for the cutter handle die can reduce the workload, and only the die core needs to be removed without completely removing the clamp and the die when repairing and changing the die; the working hours are saved, the replacement of the mould or the repair of the mould with the new structure only needs to disassemble the mould core, and the replacement can be finished in 2 hours; the debugging process is reduced, and the time of the debugging clamp jig is reduced during die changing because the clamping jig does not need to be disassembled.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention/utility model.

The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the utility model.

Claims (5)

1. A quick die change device for a cutter handle die is characterized by comprising a common die frame part and a replaceable die core part; the front template (2-3) and the rear template (1-5) of the common mould frame component are both provided with a first accommodating cavity for accommodating the replaceable mould core component; the front template (2-3) of the common mould frame part is provided with a guide rail insert, the replaceable mould core part consists of a front mould core (2-4) and a rear mould core (1-7), and the side surface of the front mould core (2-4) is provided with a sliding groove matched with the guide rail insert.

2. The quick die change device for the tool handle die according to claim 1, wherein the common die frame component further comprises a panel (2-1), a stripper plate (2-2), square iron (1-2), a bottom plate (1-1), a guide post (2-14), a ramming screw, a compaction block, a guide rail insert, an inner hexagonal screw and a pin (2-17); the stripper plate (2-2) is connected to the bottom surface of the panel (2-1) through a plugging screw; the guide post (2-14) sequentially penetrates through the panel (2-1), the stripper plate (2-2), the front template (2-3), the rear template (1-5) and the square iron (1-2); the square iron (1-2) is connected to the top surface of the bottom plate (1-1) through an inner hexagonal screw; and the side walls of the containing cavities for containing the replaceable die core parts in the front die plate (2-3) and the rear die plate (1-5) are provided with second containing cavities for containing the squeezing blocks and the guide rail inserts, the squeezing blocks are fixed in the second containing cavities through hexagon socket head cap screws and pins (2-17), and the guide rail inserts are fixed in the second containing cavities through hexagon socket head cap screws and pins (2-17).

3. The quick die change device for a tool handle die as claimed in claim 2, wherein the front die core (2-4) is fixed in the first receiving cavity by a die core screw (2-13).

4. The quick die change device for a tool handle die as claimed in claim 3, wherein the rear die core (1-7) is fixed in the first receiving cavity by a die core screw (2-13).

5. The quick die change device for a tool handle die as claimed in claim 4, wherein the die core replaceable part has a clearance of 0.8-1.2mm from the side of the first receiving cavity.

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