CN218873672U - Die casting die - Google Patents

Abstract

The utility model discloses a die casting die, including last mould, lower mould, be located last mould benevolence and the lower mould benevolence between last mould and the lower mould, it is first to insert to go up mould benevolence and be equipped with a mounting hole and polylith, first insert arrange in proper order and match the embedding in the mounting hole, go up mould benevolence, lower mould benevolence and first insert enclose to close and form the mould die cavity. The utility model relates to a die casting die, through the structure with a plurality of continuous dark narrow grooves of shaping independently come out, constitute by a plurality of independent first inserting again simultaneously, can effectively guarantee the precision of dark narrow groove, the drawing of patterns of being convenient for simultaneously, in addition, every first inserting all can tear out maintenance, change alone, and its equipment, dismantlement are convenient.

Description

Die casting die

Technical Field

The utility model relates to the technical field of dies, particularly, relate to a die casting die.

Background

As shown in fig. 1, a plurality of vertically arranged sheet structures are arranged on the surface of the main body rear cover, and a plurality of deep and narrow grooves with small width and large depth are formed between the sheet structures, and the sheet structures have high precision requirements. In the existing forming die, a forming groove of the whole product is arranged on a die core, and in order to ensure the precision of the surface of the sheet structure, an ejection mechanism of the die needs to eject the product out from the other surface of the product, so that when the die is removed, the sheet structure part of a rear cover of a host machine is easily adhered to the die core to cause the difficulty in die removal. In addition, because of the high precision requirement of lamellar structure, corresponding very high processing requirement of proposing to the shaping groove of mould benevolence promptly, so lead to the processing degree of difficulty of whole mould benevolence to promote greatly.

In view of this, the inventor of the present application invented a die casting mold.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple structure, reasonable in design, satisfy behind the host computer lid product requirement make things convenient for the die casting die of drawing of patterns simultaneously.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a die casting die, includes mould, lower mould, is located last mould benevolence and the lower mould benevolence between mould and the lower mould, it is first to insert to go up mould benevolence and be equipped with a mounting hole and polylith, first insert arrange in proper order and match the embedding in the mounting hole, go up mould benevolence, lower mould benevolence and first insert and enclose and close and form the mould cavity.

Furthermore, the top of each first insert is provided with a fixing hole, a fixing column sequentially penetrates through the fixing hole of each first insert to connect all the first inserts in series, and at least one end of the fixing column protrudes out of the side face of the first insert.

Furthermore, the end part of the orifice of the mounting hole, which corresponds to the protruding first insert of the fixing column, is provided with a clamping groove.

Further, the width and the degree of depth of block recess all are greater than the diameter of fixed column, just the tank bottom of block recess is equipped with the recess of stepping down.

Furthermore, a yielding hole is formed in the position, corresponding to the mounting hole, of the upper template, and a detachable second insert is matched in the yielding hole.

Furthermore, the top end of each first insert is provided with an insert mark, and the top end of the upper mold core is provided with a mold core mark which is in one-to-one correspondence with the first insert.

Furthermore, the insert marks are different, the mold core marks are different, and the insert marks correspond to the mold core marks one by one.

After the technical scheme is adopted, compared with the prior art, the utility model, have following advantage:

the utility model relates to a die casting die, through the structure with a plurality of dark narrow grooves in succession of shaping independently come out, constitute by a plurality of independent first inserting again simultaneously, can effectively guarantee the precision of dark narrow groove, the drawing of patterns of being convenient for simultaneously, in addition, every first inserting all can tear out the maintenance alone, change, and its equipment, dismantle convenient, simultaneously, when the first damage of inserting of part, can only change the damage part, so can reduce cost of maintenance.

Drawings

FIG. 1 is a schematic view of a rear cover of a main frame of the present invention;

FIG. 2 is a perspective view of a die casting mold according to an embodiment of the present invention;

FIG. 3 is a schematic view of a die-casting mold according to an embodiment of the present invention;

fig. 4 is a schematic diagram of the fixing column of the embodiment of the present invention after the first inserts are connected in series;

FIG. 5 is a schematic view of an upper mold core according to an embodiment of the present invention;

fig. 6 is a schematic view of the first insert installed on the upper mold core according to the embodiment of the present invention.

Description of reference numerals:

10-a rear cover of the main machine,

11-sheet structure, 12-deep narrow groove,

20-an upper mould is arranged on the upper mould,

21-abdicating hole, 22-second insert,

30-a lower die, wherein the lower die is provided with a die,

40-the upper die core is arranged,

41-mounting hole, 411-clamping groove, 412-abdicating groove,

42-first insert, 421-fixing hole, 422-insert mark,

43-a fixed column, wherein,

44-the mold core is marked with a mark,

50-lower die core.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or position relationship shown in the drawings, and are only for convenience of description and simplification of the present invention, but do not indicate or imply that the device or element of the present invention must have a specific orientation, and thus, should not be construed as limiting the present invention.

Examples

With reference to fig. 1 to 6, the utility model discloses a die casting die, lid 10 behind the main frame that mainly used die-casting shaping is shown in fig. 1, and one of them one side of lid 10 has the lamellar structure 11 of a plurality of vertical settings behind this main frame, and forms the big dark narrow groove 12 of a plurality of width little, the degree of depth between lamellar structure 11. The die-casting die mainly solves the problems that the sheet structure 11 of the rear cover 10 of the illustrated main machine is difficult to demould and high in machining precision. Of course, the portion of the die-casting mold for forming the sheet-like structure 11 can be applied to die-casting other products with a deep and narrow groove 12 having a small width and a large depth, and has certain versatility, which is not limited in this respect.

A die-casting die comprises an upper die 20, a lower die 30, an upper die core 40 and a lower die core 50, wherein the upper die core 40 and the lower die core 50 are positioned between the upper die 20 and the lower die 30, and a die cavity is formed by enclosing the upper die core 40 and the lower die core 50. The upper mold 20 is provided with a sprue bush, the lower mold 30 is provided with an ejection mechanism, and both sides of the mold are provided with an inclined guide pillar slider side-pulling mechanism, which are conventional designs in the field and will not be described herein again.

In the die-casting die, the upper die core 40 is provided with a mounting hole 41 and a plurality of first inserts 42, the first inserts 42 are sequentially arranged and embedded into the mounting hole 41 in a matching manner, and the upper die core 40, the lower die core 50 and the first inserts 42 are enclosed to form a die cavity. The first inserts 42 in the mounting holes 41 correspond to the part of the sheet-shaped structure 11 of the main machine rear cover 10, the number and the shape of the first inserts 42 are set according to the number and the shape of the sheet-shaped structure 11 on the main machine rear cover 10, one first insert 42 corresponds to form one deep and narrow groove 12, and the first insert 42 and the mounting holes 41 can be detachably mounted (the first insert 42 is matched and clamped in the mounting holes 41). The die-casting die is characterized in that the part of the formed sheet structure 11 is separated from the upper die core 40, is detachably arranged with the upper die core 40 and is formed by sequentially arranging a plurality of independent first inserts 42, so that the high precision of the sheet structure 11 of the main machine rear cover 10 is realized, the demolding is facilitated, and the surface precision (smoothness meeting the requirement) of a formed product can be ensured in each first insert 42. Each first insert 42 is machined to ensure the surface accuracy, and compared with the existing method for machining the whole upper mold core 40 to ensure the accuracy of the forming surface, the machining difficulty is greatly reduced, meanwhile, the independent design of each first insert 42 and the detachable installation of the upper mold core 40 are convenient for the subsequent maintenance and replacement of the first insert 42, and the first insert 42 can be detached, replaced and maintained independently.

The top of each first insert 42 is provided with a fixing hole 421, a fixing column 43 sequentially penetrates through the fixing hole 421 of each first insert 42 to connect all the first inserts 42 in series, and at least one end of each fixing column 43 protrudes out of the side face of the first insert 42. The first inserts 42 are fixed on the fixing column 43 through the fixing holes 421, the fixing column 43 connects all the first inserts 42 in series, and then the first inserts 42 connected in series are inserted into the mounting holes 41 of the upper die core 40, so that the assembly is convenient and fast. The end of the fixing post 43 protrudes out of the side of the first insert 42, which is intended to provide a gripping position for a worker, so that the first insert 42 can be conveniently installed in the installation hole 41 or removed from the installation hole 41, and the cooperation between the fixing post 43 and the upper mold core 40 also facilitates the positioning of the first insert 42 (when the fixing post 43 is installed in the upper mold core 40), and ensures that all the first inserts 42 are installed in place.

The end of the hole of the mounting hole 41, which protrudes from the first insert 42 corresponding to the fixing post 43, is provided with a clamping groove 411. In this embodiment, two ends of the fixing column 43 protrude from the side surface of the first insert 42, and correspondingly, the number of the engaging grooves 411 is two. When the first insert 42 is inserted downward into the mounting hole 41 and the two ends of the fixing column 43 are clamped into the clamping grooves 411, the fixing column 43 is mounted in place on the upper die core 40, correspondingly, the first insert 42 is also mounted in place, and therefore the first insert 42 is mounted quickly and accurately.

The width and the depth of the clamping groove 411 are both larger than the diameter of the fixing column 43, and a yielding groove 412 is formed in the bottom of the clamping groove 411. When the first insert 42 and the fixing column 43 are installed in place, the top end of the first insert 42 is flush with the top surface of the upper die core 40, the fixing column 43 is lower than the top surface of the upper die core 40, the size of the clamping groove 411 is larger than the diameter of the fixing column 43, and the design of the abdicating groove 412 is convenient for a tool to extend into the clamping groove 411 and hook the two ends of the fixing column 43 to pull the fixing column upwards, so that the first insert 42 is pulled out from the installation hole 41, and meanwhile, the installation of the first insert 42 is also convenient.

The position of the upper die 20 corresponding to the mounting hole 41 is provided with a yielding hole 21, and a detachable second insert 22 is arranged in the yielding hole 21 in a matching manner. The length and width of the abdicating hole 21 are all larger than the size of the mounting hole 41, so that when the second insert 22 is taken out of the abdicating hole 21, the first insert 42 and the fixing column 43 are all completely exposed, and the first insert 42 can be detached or mounted through the abdicating hole 21, so that the whole die does not need to be detached when the first insert 42 is maintained or replaced, the efficiency is effectively improved, and in addition, the abdicating hole 21 is large and is convenient to operate. The hole of the abdicating hole 21 is provided with a mounting step which is T-shaped corresponding to the second insert 22, the second insert 22 is matched with the mounting step to facilitate the locking and fixing of the second insert 22 and the upper die 20 by bolts, and the bolts correspondingly penetrate through the second insert 22 and threaded holes in the mounting step and are locked and fixed.

The top end of each first insert 42 is provided with an insert mark 422, and the top end of the upper mold core 40 is provided with mold core marks 44 which are arranged corresponding to the first inserts 42 one by one. The insert mark 422 is designed to identify each first insert 42, so as to facilitate subsequent installation and replacement, and the core mark 44 facilitates determination of the corresponding position of the first insert 42 installed in the installation hole 41.

Specifically, the insert marks 422 are all different, the mold core marks 44 are all different, and the insert marks 422 correspond to the mold core marks 44 one to one. Because the shapes of the sheet structures 11 of the main machine rear cover 10 are different, each corresponding first insert 42 is different, and in order to avoid the first insert 42 being installed incorrectly and to quickly distinguish the first inserts 42, each first insert 42 has its own unique insert mark 422, so that when the first inserts 42 are connected in series to the fixing column 43, the series connection sequence of the first inserts 42 can be quickly determined according to the insert marks 422, and the efficiency is effectively improved. The mold core marks 44 correspond to the insert marks 422 one by one, so that when the first inserts 42 connected in series are installed on the upper mold core 40, the installation direction can be quickly confirmed, the accuracy is ensured, and the efficiency is improved. In this embodiment, along the serial direction of the first insert 42 on the fixing post 43, the insert marks 422 are A2, A3, A4, A5, and A6 …, and the mold core marks 44 corresponding to the upper mold core 40 are A2, A3, A4, A5, and A6 … in sequence along one direction, and after the first insert 42 is mounted to the mounting hole 41, A2 in the insert mark 422 corresponds to A2 in the mold core mark 44, A3 in the insert mark 422 corresponds to A3 in the mold core mark 44, A4 in the insert mark 422 corresponds to A4 in the mold core mark 44, and A5 in the insert mark 422 corresponds to … in the mold core mark 44.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (6)

1. The die-casting die is characterized in that: the die comprises an upper die, a lower die, an upper die core and a lower die core, wherein the upper die core and the lower die core are positioned between the upper die and the lower die, the upper die core is provided with a mounting hole and a plurality of first inserts, the first inserts are sequentially arranged and embedded into the mounting hole in a matching manner, the upper die core, the lower die core and the first inserts are enclosed to form a die cavity, the top of each first insert is provided with a fixing hole, a fixing column sequentially penetrates through the fixing hole of each first insert to serially connect all the first inserts, and at least one end of the fixing column protrudes out of the side face of the first insert.

2. A die casting mold as claimed in claim 1, wherein: the end part of the orifice of the mounting hole, which corresponds to the protruding first insert of the fixing column, is provided with a clamping groove.

3. A die casting mold as claimed in claim 2, wherein: the width and the degree of depth of block recess all are greater than the diameter of fixed column, just the tank bottom of block recess is equipped with the recess of stepping down.

4. A die casting mold as claimed in claim 1, wherein: the position that the cope match-plate pattern corresponds the mounting hole is equipped with the hole of stepping down, and steps down the downthehole matching and have the detachable second to insert.

5. A die casting mold as claimed in claim 1, wherein: the top end of each first insert is provided with an insert mark, and the top end of the upper mold core is provided with mold core marks which correspond to the first inserts one by one.

6. A die casting mold as claimed in claim 5, wherein: the insert marks are different, the mold core marks are different, and the insert marks correspond to the mold core marks one by one.

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